205125530

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{199151}}^1$

素因数の和:199261

約数の個数: 16

約数和(自身を含む): 372812544

約数和(自身を除く): 167687014

約数列:

[1, 2, 5, 10, 103, 206, 515, 1030, 199151, 398302, 995755, 1991510, 20512553, 41025106, 102562765, 205125530]

約数ペア:

[(1, 205125530), (2, 102562765), (5, 41025106), (10, 20512553), (103, 1991510), (206, 995755), (515, 398302), (1030, 199151)]