81313564

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^2$

素因数の和:310

約数の個数: 36

約数和(自身を含む): 151086600

約数和(自身を除く): 69773036

約数列:

[1, 2, 4, 29, 58, 59, 109, 116, 118, 218, 236, 436, 1711, 3161, 3422, 6322, 6431, 6844, 11881, 12644, 12862, 23762, 25724, 47524, 186499, 344549, 372998, 689098, 700979, 745996, 1378196, 1401958, 2803916, 20328391, 40656782, 81313564]

約数ペア:

[(1, 81313564), (2, 40656782), (4, 20328391), (29, 2803916), (58, 1401958), (59, 1378196), (109, 745996), (116, 700979), (118, 689098), (218, 372998), (236, 344549), (436, 186499), (1711, 47524), (3161, 25724), (3422, 23762), (6322, 12862), (6431, 12644), (6844, 11881)]