2493275

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1$

素因数の和:239

約数の個数: 24

約数和(自身を含む): 3385200

約数和(自身を除く): 891925

約数列:

[1, 5, 19, 25, 29, 95, 145, 181, 475, 551, 725, 905, 2755, 3439, 4525, 5249, 13775, 17195, 26245, 85975, 99731, 131225, 498655, 2493275]

約数ペア:

[(1, 2493275), (5, 498655), (19, 131225), (25, 99731), (29, 85975), (95, 26245), (145, 17195), (181, 13775), (475, 5249), (551, 4525), (725, 3439), (905, 2755)]