67904725

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{12517}}^1$

素因数の和:12565

約数の個数: 24

約数和(自身を含む): 99342848

約数和(自身を除く): 31438123

約数列:

[1, 5, 7, 25, 31, 35, 155, 175, 217, 775, 1085, 5425, 12517, 62585, 87619, 312925, 388027, 438095, 1940135, 2190475, 2716189, 9700675, 13580945, 67904725]

約数ペア:

[(1, 67904725), (5, 13580945), (7, 9700675), (25, 2716189), (31, 2190475), (35, 1940135), (155, 438095), (175, 388027), (217, 312925), (775, 87619), (1085, 62585), (5425, 12517)]