90628640

素因数分解:

$2^5\times 5^1\times {\mathrm{566429}}^1$

素因数の和:566444

約数の個数: 24

約数和(自身を含む): 214110540

約数和(自身を除く): 123481900

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 566429, 1132858, 2265716, 2832145, 4531432, 5664290, 9062864, 11328580, 18125728, 22657160, 45314320, 90628640]

約数ペア:

[(1, 90628640), (2, 45314320), (4, 22657160), (5, 18125728), (8, 11328580), (10, 9062864), (16, 5664290), (20, 4531432), (32, 2832145), (40, 2265716), (80, 1132858), (160, 566429)]