80408575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1$

素因数の和:424

約数の個数: 48

約数和(自身を含む): 115992576

約数和(自身を除く): 35584001

約数列:

[1, 5, 13, 23, 25, 31, 65, 115, 155, 299, 325, 347, 403, 575, 713, 775, 1495, 1735, 2015, 3565, 4511, 7475, 7981, 8675, 9269, 10075, 10757, 17825, 22555, 39905, 46345, 53785, 103753, 112775, 139841, 199525, 231725, 247411, 268925, 518765, 699205, 1237055, 2593825, 3216343, 3496025, 6185275, 16081715, 80408575]

約数ペア:

[(1, 80408575), (5, 16081715), (13, 6185275), (23, 3496025), (25, 3216343), (31, 2593825), (65, 1237055), (115, 699205), (155, 518765), (299, 268925), (325, 247411), (347, 231725), (403, 199525), (575, 139841), (713, 112775), (775, 103753), (1495, 53785), (1735, 46345), (2015, 39905), (3565, 22555), (4511, 17825), (7475, 10757), (7981, 10075), (8675, 9269)]