2605325

素因数分解:

$5^2\times {\mathrm{23}}^2\times {\mathrm{197}}^1$

素因数の和:253

約数の個数: 18

約数和(自身を含む): 3394314

約数和(自身を除く): 788989

約数列:

[1, 5, 23, 25, 115, 197, 529, 575, 985, 2645, 4531, 4925, 13225, 22655, 104213, 113275, 521065, 2605325]

約数ペア:

[(1, 2605325), (5, 521065), (23, 113275), (25, 104213), (115, 22655), (197, 13225), (529, 4925), (575, 4531), (985, 2645)]