168756445

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{6379}}^1$

素因数の和:6445

約数の個数: 32

約数和(自身を含む): 244379520

約数和(自身を除く): 75623075

約数列:

[1, 5, 11, 13, 37, 55, 65, 143, 185, 407, 481, 715, 2035, 2405, 5291, 6379, 26455, 31895, 70169, 82927, 236023, 350845, 414635, 912197, 1180115, 2596253, 3068299, 4560985, 12981265, 15341495, 33751289, 168756445]

約数ペア:

[(1, 168756445), (5, 33751289), (11, 15341495), (13, 12981265), (37, 4560985), (55, 3068299), (65, 2596253), (143, 1180115), (185, 912197), (407, 414635), (481, 350845), (715, 236023), (2035, 82927), (2405, 70169), (5291, 31895), (6379, 26455)]