100211260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{359}}^1\times {\mathrm{821}}^1$

素因数の和:1206

約数の個数: 48

約数和(自身を含む): 223715520

約数和(自身を除く): 123504260

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 359, 718, 821, 1436, 1642, 1795, 3284, 3590, 4105, 6103, 7180, 8210, 12206, 13957, 16420, 24412, 27914, 30515, 55828, 61030, 69785, 122060, 139570, 279140, 294739, 589478, 1178956, 1473695, 2947390, 5010563, 5894780, 10021126, 20042252, 25052815, 50105630, 100211260]

約数ペア:

[(1, 100211260), (2, 50105630), (4, 25052815), (5, 20042252), (10, 10021126), (17, 5894780), (20, 5010563), (34, 2947390), (68, 1473695), (85, 1178956), (170, 589478), (340, 294739), (359, 279140), (718, 139570), (821, 122060), (1436, 69785), (1642, 61030), (1795, 55828), (3284, 30515), (3590, 27914), (4105, 24412), (6103, 16420), (7180, 13957), (8210, 12206)]