127198825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20599}}^1$

素因数の和:20641

約数の個数: 24

約数和(自身を含む): 178808000

約数和(自身を除く): 51609175

約数列:

[1, 5, 13, 19, 25, 65, 95, 247, 325, 475, 1235, 6175, 20599, 102995, 267787, 391381, 514975, 1338935, 1956905, 5087953, 6694675, 9784525, 25439765, 127198825]

約数ペア:

[(1, 127198825), (5, 25439765), (13, 9784525), (19, 6694675), (25, 5087953), (65, 1956905), (95, 1338935), (247, 514975), (325, 391381), (475, 267787), (1235, 102995), (6175, 20599)]