90134920

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{14923}}^1$

素因数の和:15085

約数の個数: 32

約数和(自身を含む): 204160320

約数和(自身を除く): 114025400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 3020, 6040, 14923, 29846, 59692, 74615, 119384, 149230, 298460, 596920, 2253373, 4506746, 9013492, 11266865, 18026984, 22533730, 45067460, 90134920]

約数ペア:

[(1, 90134920), (2, 45067460), (4, 22533730), (5, 18026984), (8, 11266865), (10, 9013492), (20, 4506746), (40, 2253373), (151, 596920), (302, 298460), (604, 149230), (755, 119384), (1208, 74615), (1510, 59692), (3020, 29846), (6040, 14923)]