86756540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{333679}}^1$

素因数の和:333701

約数の個数: 24

約数和(自身を含む): 196203840

約数和(自身を除く): 109447300

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 333679, 667358, 1334716, 1668395, 3336790, 4337827, 6673580, 8675654, 17351308, 21689135, 43378270, 86756540]

約数ペア:

[(1, 86756540), (2, 43378270), (4, 21689135), (5, 17351308), (10, 8675654), (13, 6673580), (20, 4337827), (26, 3336790), (52, 1668395), (65, 1334716), (130, 667358), (260, 333679)]