90469160

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{72959}}^1$

素因数の和:73001

約数の個数: 32

約数和(自身を含む): 210124800

約数和(自身を除く): 119655640

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 72959, 145918, 291836, 364795, 583672, 729590, 1459180, 2261729, 2918360, 4523458, 9046916, 11308645, 18093832, 22617290, 45234580, 90469160]

約数ペア:

[(1, 90469160), (2, 45234580), (4, 22617290), (5, 18093832), (8, 11308645), (10, 9046916), (20, 4523458), (31, 2918360), (40, 2261729), (62, 1459180), (124, 729590), (155, 583672), (248, 364795), (310, 291836), (620, 145918), (1240, 72959)]