2020810175

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{13103}}^1$

素因数の和:13343

約数の個数: 24

約数和(自身を含む): 2599833600

約数和(自身を除く): 579023425

約数列:

[1, 5, 25, 31, 155, 199, 775, 995, 4975, 6169, 13103, 30845, 65515, 154225, 327575, 406193, 2030965, 2607497, 10154825, 13037485, 65187425, 80832407, 404162035, 2020810175]

約数ペア:

[(1, 2020810175), (5, 404162035), (25, 80832407), (31, 65187425), (155, 13037485), (199, 10154825), (775, 2607497), (995, 2030965), (4975, 406193), (6169, 327575), (13103, 154225), (30845, 65515)]