64330475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{521}}^1$

素因数の和:991

約数の個数: 24

約数和(自身を含む): 87382800

約数和(自身を除く): 23052325

約数列:

[1, 5, 11, 25, 55, 275, 449, 521, 2245, 2605, 4939, 5731, 11225, 13025, 24695, 28655, 123475, 143275, 233929, 1169645, 2573219, 5848225, 12866095, 64330475]

約数ペア:

[(1, 64330475), (5, 12866095), (11, 5848225), (25, 2573219), (55, 1169645), (275, 233929), (449, 143275), (521, 123475), (2245, 28655), (2605, 24695), (4939, 13025), (5731, 11225)]