89890060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{345731}}^1$

素因数の和:345753

約数の個数: 24

約数和(自身を含む): 203290416

約数和(自身を除く): 113400356

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 345731, 691462, 1382924, 1728655, 3457310, 4494503, 6914620, 8989006, 17978012, 22472515, 44945030, 89890060]

約数ペア:

[(1, 89890060), (2, 44945030), (4, 22472515), (5, 17978012), (10, 8989006), (13, 6914620), (20, 4494503), (26, 3457310), (52, 1728655), (65, 1382924), (130, 691462), (260, 345731)]