8049550

素因数分解:

$2^1\times 5^2\times {\mathrm{199}}^1\times {\mathrm{809}}^1$

素因数の和:1020

約数の個数: 24

約数和(自身を含む): 15066000

約数和(自身を除く): 7016450

約数列:

[1, 2, 5, 10, 25, 50, 199, 398, 809, 995, 1618, 1990, 4045, 4975, 8090, 9950, 20225, 40450, 160991, 321982, 804955, 1609910, 4024775, 8049550]

約数ペア:

[(1, 8049550), (2, 4024775), (5, 1609910), (10, 804955), (25, 321982), (50, 160991), (199, 40450), (398, 20225), (809, 9950), (995, 8090), (1618, 4975), (1990, 4045)]