90146680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173359}}^1$

素因数の和:173383

約数の個数: 32

約数和(自身を含む): 218433600

約数和(自身を除く): 128286920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 173359, 346718, 693436, 866795, 1386872, 1733590, 2253667, 3467180, 4507334, 6934360, 9014668, 11268335, 18029336, 22536670, 45073340, 90146680]

約数ペア:

[(1, 90146680), (2, 45073340), (4, 22536670), (5, 18029336), (8, 11268335), (10, 9014668), (13, 6934360), (20, 4507334), (26, 3467180), (40, 2253667), (52, 1733590), (65, 1386872), (104, 866795), (130, 693436), (260, 346718), (520, 173359)]