71657260

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{123547}}^1$

素因数の和:123585

約数の個数: 24

約数和(自身を含む): 155670480

約数和(自身を除く): 84013220

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 123547, 247094, 494188, 617735, 1235470, 2470940, 3582863, 7165726, 14331452, 17914315, 35828630, 71657260]

約数ペア:

[(1, 71657260), (2, 35828630), (4, 17914315), (5, 14331452), (10, 7165726), (20, 3582863), (29, 2470940), (58, 1235470), (116, 617735), (145, 494188), (290, 247094), (580, 123547)]