99521420

素因数分解:

$2^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{9551}}^1$

素因数の和:10081

約数の個数: 24

約数和(自身を含む): 209418048

約数和(自身を除く): 109896628

約数列:

[1, 2, 4, 5, 10, 20, 521, 1042, 2084, 2605, 5210, 9551, 10420, 19102, 38204, 47755, 95510, 191020, 4976071, 9952142, 19904284, 24880355, 49760710, 99521420]

約数ペア:

[(1, 99521420), (2, 49760710), (4, 24880355), (5, 19904284), (10, 9952142), (20, 4976071), (521, 191020), (1042, 95510), (2084, 47755), (2605, 38204), (5210, 19102), (9551, 10420)]