201238750

素因数分解:

$2^1\times 5^4\times {\mathrm{199}}^1\times {\mathrm{809}}^1$

素因数の和:1030

約数の個数: 40

約数和(自身を含む): 379566000

約数和(自身を除く): 178327250

約数列:

[1, 2, 5, 10, 25, 50, 125, 199, 250, 398, 625, 809, 995, 1250, 1618, 1990, 4045, 4975, 8090, 9950, 20225, 24875, 40450, 49750, 101125, 124375, 160991, 202250, 248750, 321982, 505625, 804955, 1011250, 1609910, 4024775, 8049550, 20123875, 40247750, 100619375, 201238750]

約数ペア:

[(1, 201238750), (2, 100619375), (5, 40247750), (10, 20123875), (25, 8049550), (50, 4024775), (125, 1609910), (199, 1011250), (250, 804955), (398, 505625), (625, 321982), (809, 248750), (995, 202250), (1250, 160991), (1618, 124375), (1990, 101125), (4045, 49750), (4975, 40450), (8090, 24875), (9950, 20225)]