72209815

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{2161}}^1$

素因数の和:2370

約数の個数: 16

約数和(自身を含む): 89351136

約数和(自身を除く): 17141321

約数列:

[1, 5, 41, 163, 205, 815, 2161, 6683, 10805, 33415, 88601, 352243, 443005, 1761215, 14441963, 72209815]

約数ペア:

[(1, 72209815), (5, 14441963), (41, 1761215), (163, 443005), (205, 352243), (815, 88601), (2161, 33415), (6683, 10805)]