85155580

素因数分解:

$2^2\times 5^1\times {\mathrm{1087}}^1\times {\mathrm{3917}}^1$

素因数の和:5013

約数の個数: 24

約数和(自身を含む): 179036928

約数和(自身を除く): 93881348

約数列:

[1, 2, 4, 5, 10, 20, 1087, 2174, 3917, 4348, 5435, 7834, 10870, 15668, 19585, 21740, 39170, 78340, 4257779, 8515558, 17031116, 21288895, 42577790, 85155580]

約数ペア:

[(1, 85155580), (2, 42577790), (4, 21288895), (5, 17031116), (10, 8515558), (20, 4257779), (1087, 78340), (2174, 39170), (3917, 21740), (4348, 19585), (5435, 15668), (7834, 10870)]