1520255525

素因数分解:

$5^2\times {\mathrm{199}}^1\times {\mathrm{431}}^1\times {\mathrm{709}}^1$

素因数の和:1349

約数の個数: 24

約数和(自身を含む): 1901664000

約数和(自身を除く): 381408475

約数列:

[1, 5, 25, 199, 431, 709, 995, 2155, 3545, 4975, 10775, 17725, 85769, 141091, 305579, 428845, 705455, 1527895, 2144225, 3527275, 7639475, 60810221, 304051105, 1520255525]

約数ペア:

[(1, 1520255525), (5, 304051105), (25, 60810221), (199, 7639475), (431, 3527275), (709, 2144225), (995, 1527895), (2155, 705455), (3545, 428845), (4975, 305579), (10775, 141091), (17725, 85769)]