71~100的因数有多少( 二 )


28: 1 , 2 , 4,7,14 , 28
29: 1,29
30: 1,2,3,5,6,10,15,30
31: 1,31
32: 1,2,4,8 , 16 , 32
33: 1,3,11 , 33
34: 1 , 2,17 , 34
35: 1,5,7,35
36: 1 , 2,3,4,6,9,12,18,36 37: 1,37
38: 1,2,19,38
39: 1,3,13 , 39
40: 1,2,4,5,8,10,20,40
41: 1,41
42: 1,2,3 , 6,7,14,21,42
43: 1,43
44: 1,2,4,11,22 , 44
45: 1,3,5,9,15,45
46: 1,2,23,46
47: 1 , 47
48: 1,2,3 , 4,6,8,12,16,24,48 49: 1,7,
491,49,7
50: 1,2,5,10,25,50
51: 1 , 3 , 17,51
52: 1,2,4,13 , 26 , 52
53: 1,53
54: 1,2,3,6,9,18,27,54
55: 1,5,11 , 55
56: 1,2,4,7,8,14,28,56
57: 1,3 , 19,57
58: 1,2 , 29,58
59: 1,59
60: 1 , 2,3,4,5,6,10,12,15,20,30,60
61: 1,61
62: 1,2,31,62
63: 1,3,7 , 9,21 , 63
64: 1,2,4,8,16,32,64
65: 1,5 , 13,65
66: 1 , 2,3,6,11,22,33,66
67: 1 , 67
68: 1,2,4,17,34,68
69: 1,3,23,69
70: 1,2,5,7,10 , 14 , 35 , 70
71: 1,71
72: 1 , 2,3,4,6 , 8,9,12,18,24,36,72 73: 1 , 
73:1,73
74: 1,2,37,74
75: 1,3,5,15,25,75
76: 1,2,4,19,38,76
77: 1,7,11,77
78: 1,2,3 , 6 , 13 , 26 , 39,78
79: 1,79
80: 1,2,4,5 , 8,10,16 , 20,40,80 81: 1,3,
9,27,81
82: 1,2,41,82
83: 1,83
84: 1,2,3,4,6 , 7 , 12,14,21,28,42,84 85: 1 , 
5,17,85
86: 1,2,43 , 86
87: 1,3 , 29,87
88: 1,2,4,8,11,22 , 44,88
89: 1,89
90: 1,2,3,5 , 6,9,10,15,18,30,45,90
91: 1,7,13,91
92: 1 , 2,4 , 23,46,92
93: 1,3,31 , 93
94: 1,2,47,94
95: 1,5,19,95
96: 1,2,3,4 , 6,8,12,16,24 , 32,48,96 97: 1,
97:1 ,  97
98: 1,2,7,14,49 , 98
99: 1,3,9,11,33 , 99
100: 1 , 2 , 4,5,10,20,25,50,100