80776090

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{40591}}^1$

素因数の和:40797

約数の個数: 16

約数和(自身を含む): 146131200

約数和(自身を除く): 65355110

約数列:

[1, 2, 5, 10, 199, 398, 995, 1990, 40591, 81182, 202955, 405910, 8077609, 16155218, 40388045, 80776090]

約数ペア:

[(1, 80776090), (2, 40388045), (5, 16155218), (10, 8077609), (199, 405910), (398, 202955), (995, 81182), (1990, 40591)]