81320808

素因数分解:

$2^3\times 3^1\times {\mathrm{61}}^1\times {\mathrm{55547}}^1$

素因数の和:55617

約数の個数: 32

約数和(自身を含む): 206638560

約数和(自身を除く): 125317752

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 61, 122, 183, 244, 366, 488, 732, 1464, 55547, 111094, 166641, 222188, 333282, 444376, 666564, 1333128, 3388367, 6776734, 10165101, 13553468, 20330202, 27106936, 40660404, 81320808]

約数ペア:

[(1, 81320808), (2, 40660404), (3, 27106936), (4, 20330202), (6, 13553468), (8, 10165101), (12, 6776734), (24, 3388367), (61, 1333128), (122, 666564), (183, 444376), (244, 333282), (366, 222188), (488, 166641), (732, 111094), (1464, 55547)]