155820340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{599309}}^1$

素因数の和:599331

約数の個数: 24

約数和(自身を含む): 352394280

約数和(自身を除く): 196573940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 599309, 1198618, 2397236, 2996545, 5993090, 7791017, 11986180, 15582034, 31164068, 38955085, 77910170, 155820340]

約数ペア:

[(1, 155820340), (2, 77910170), (4, 38955085), (5, 31164068), (10, 15582034), (13, 11986180), (20, 7791017), (26, 5993090), (52, 2996545), (65, 2397236), (130, 1198618), (260, 599309)]