51591745

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{2729}}^1$

素因数の和:2952

約数の個数: 16

約数和(自身を含む): 65520000

約数和(自身を除く): 13928255

約数列:

[1, 5, 19, 95, 199, 995, 2729, 3781, 13645, 18905, 51851, 259255, 543071, 2715355, 10318349, 51591745]

約数ペア:

[(1, 51591745), (5, 10318349), (19, 2715355), (95, 543071), (199, 259255), (995, 51851), (2729, 18905), (3781, 13645)]