12403625

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{449}}^1$

素因数の和:494

約数の個数: 32

約数和(自身を含む): 17690400

約数和(自身を除く): 5286775

約数列:

[1, 5, 13, 17, 25, 65, 85, 125, 221, 325, 425, 449, 1105, 1625, 2125, 2245, 5525, 5837, 7633, 11225, 27625, 29185, 38165, 56125, 99229, 145925, 190825, 496145, 729625, 954125, 2480725, 12403625]

約数ペア:

[(1, 12403625), (5, 2480725), (13, 954125), (17, 729625), (25, 496145), (65, 190825), (85, 145925), (125, 99229), (221, 56125), (325, 38165), (425, 29185), (449, 27625), (1105, 11225), (1625, 7633), (2125, 5837), (2245, 5525)]