128052175

素因数分解:

$5^2\times {\mathrm{103}}^1\times {\mathrm{223}}^2$

素因数の和:559

約数の個数: 18

約数和(自身を含む): 161048472

約数和(自身を除く): 32996297

約数列:

[1, 5, 25, 103, 223, 515, 1115, 2575, 5575, 22969, 49729, 114845, 248645, 574225, 1243225, 5122087, 25610435, 128052175]

約数ペア:

[(1, 128052175), (5, 25610435), (25, 5122087), (103, 1243225), (223, 574225), (515, 248645), (1115, 114845), (2575, 49729), (5575, 22969)]