72708275

素因数分解:

$5^2\times {\mathrm{131}}^1\times {\mathrm{149}}^2$

素因数の和:439

約数の個数: 18

約数和(自身を含む): 91460292

約数和(自身を除く): 18752017

約数列:

[1, 5, 25, 131, 149, 655, 745, 3275, 3725, 19519, 22201, 97595, 111005, 487975, 555025, 2908331, 14541655, 72708275]

約数ペア:

[(1, 72708275), (5, 14541655), (25, 2908331), (131, 555025), (149, 487975), (655, 111005), (745, 97595), (3275, 22201), (3725, 19519)]