69874025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1319}}^1$

素因数の和:1505

約数の個数: 24

約数和(自身を含む): 93952320

約数和(自身を除く): 24078295

約数列:

[1, 5, 13, 25, 65, 163, 325, 815, 1319, 2119, 4075, 6595, 10595, 17147, 32975, 52975, 85735, 214997, 428675, 1074985, 2794961, 5374925, 13974805, 69874025]

約数ペア:

[(1, 69874025), (5, 13974805), (13, 5374925), (25, 2794961), (65, 1074985), (163, 428675), (325, 214997), (815, 85735), (1319, 52975), (2119, 32975), (4075, 17147), (6595, 10595)]