2578996825

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{187223}}^1$

素因数の和:187281

約数の個数: 24

約数和(自身を含む): 3482366400

約数和(自身を除く): 903369575

約数列:

[1, 5, 19, 25, 29, 95, 145, 475, 551, 725, 2755, 13775, 187223, 936115, 3557237, 4680575, 5429467, 17786185, 27147335, 88930925, 103159873, 135736675, 515799365, 2578996825]

約数ペア:

[(1, 2578996825), (5, 515799365), (19, 135736675), (25, 103159873), (29, 88930925), (95, 27147335), (145, 17786185), (475, 5429467), (551, 4680575), (725, 3557237), (2755, 936115), (13775, 187223)]