77418980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{133481}}^1$

素因数の和:133519

約数の個数: 24

約数和(自身を含む): 168187320

約数和(自身を除く): 90768340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 133481, 266962, 533924, 667405, 1334810, 2669620, 3870949, 7741898, 15483796, 19354745, 38709490, 77418980]

約数ペア:

[(1, 77418980), (2, 38709490), (4, 19354745), (5, 15483796), (10, 7741898), (20, 3870949), (29, 2669620), (58, 1334810), (116, 667405), (145, 533924), (290, 266962), (580, 133481)]