252912085

素因数分解:

$5^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1\times {\mathrm{1619}}^1$

素因数の和:1980

約数の個数: 16

約数和(自身を含む): 307152000

約数和(自身を除く): 54239915

約数列:

[1, 5, 157, 199, 785, 995, 1619, 8095, 31243, 156215, 254183, 322181, 1270915, 1610905, 50582417, 252912085]

約数ペア:

[(1, 252912085), (5, 50582417), (157, 1610905), (199, 1270915), (785, 322181), (995, 254183), (1619, 156215), (8095, 31243)]