68145820

素因数分解:

$2^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{14879}}^1$

素因数の和:15117

約数の個数: 24

約数和(自身を含む): 143740800

約数和(自身を除く): 75594980

約数列:

[1, 2, 4, 5, 10, 20, 229, 458, 916, 1145, 2290, 4580, 14879, 29758, 59516, 74395, 148790, 297580, 3407291, 6814582, 13629164, 17036455, 34072910, 68145820]

約数ペア:

[(1, 68145820), (2, 34072910), (4, 17036455), (5, 13629164), (10, 6814582), (20, 3407291), (229, 297580), (458, 148790), (916, 74395), (1145, 59516), (2290, 29758), (4580, 14879)]