72539455

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{431}}^1\times {\mathrm{821}}^1$

素因数の和:1298

約数の個数: 16

約数和(自身を含む): 89486208

約数和(自身を除く): 16946753

約数列:

[1, 5, 41, 205, 431, 821, 2155, 4105, 17671, 33661, 88355, 168305, 353851, 1769255, 14507891, 72539455]

約数ペア:

[(1, 72539455), (5, 14507891), (41, 1769255), (205, 353851), (431, 168305), (821, 88355), (2155, 33661), (4105, 17671)]