31135130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{6473}}^1$

素因数の和:6530

約数の個数: 32

約数和(自身を含む): 61995024

約数和(自身を除く): 30859894

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2405, 4810, 6473, 12946, 32365, 64730, 84149, 168298, 239501, 420745, 479002, 841490, 1197505, 2395010, 3113513, 6227026, 15567565, 31135130]

約数ペア:

[(1, 31135130), (2, 15567565), (5, 6227026), (10, 3113513), (13, 2395010), (26, 1197505), (37, 841490), (65, 479002), (74, 420745), (130, 239501), (185, 168298), (370, 84149), (481, 64730), (962, 32365), (2405, 12946), (4810, 6473)]