99716660

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{70223}}^1$

素因数の和:70303

約数の個数: 24

約数和(自身を含む): 212357376

約数和(自身を除く): 112640716

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 70223, 140446, 280892, 351115, 702230, 1404460, 4985833, 9971666, 19943332, 24929165, 49858330, 99716660]

約数ペア:

[(1, 99716660), (2, 49858330), (4, 24929165), (5, 19943332), (10, 9971666), (20, 4985833), (71, 1404460), (142, 702230), (284, 351115), (355, 280892), (710, 140446), (1420, 70223)]