81085208

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{269}}^1\times {\mathrm{919}}^1$

素因数の和:1235

約数の個数: 32

約数和(自身を含む): 156492000

約数和(自身を除く): 75406792

約数列:

[1, 2, 4, 8, 41, 82, 164, 269, 328, 538, 919, 1076, 1838, 2152, 3676, 7352, 11029, 22058, 37679, 44116, 75358, 88232, 150716, 247211, 301432, 494422, 988844, 1977688, 10135651, 20271302, 40542604, 81085208]

約数ペア:

[(1, 81085208), (2, 40542604), (4, 20271302), (8, 10135651), (41, 1977688), (82, 988844), (164, 494422), (269, 301432), (328, 247211), (538, 150716), (919, 88232), (1076, 75358), (1838, 44116), (2152, 37679), (3676, 22058), (7352, 11029)]