85577420

素因数分解:

$2^2\times 5^1\times {\mathrm{1049}}^1\times {\mathrm{4079}}^1$

素因数の和:5137

約数の個数: 24

約数和(自身を含む): 179928000

約数和(自身を除く): 94350580

約数列:

[1, 2, 4, 5, 10, 20, 1049, 2098, 4079, 4196, 5245, 8158, 10490, 16316, 20395, 20980, 40790, 81580, 4278871, 8557742, 17115484, 21394355, 42788710, 85577420]

約数ペア:

[(1, 85577420), (2, 42788710), (4, 21394355), (5, 17115484), (10, 8557742), (20, 4278871), (1049, 81580), (2098, 40790), (4079, 20980), (4196, 20395), (5245, 16316), (8158, 10490)]