28049525

素因数分解:

$5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{5527}}^1$

素因数の和:5573

約数の個数: 24

約数和(自身を含む): 41128320

約数和(自身を除く): 13078795

約数列:

[1, 5, 7, 25, 29, 35, 145, 175, 203, 725, 1015, 5075, 5527, 27635, 38689, 138175, 160283, 193445, 801415, 967225, 1121981, 4007075, 5609905, 28049525]

約数ペア:

[(1, 28049525), (5, 5609905), (7, 4007075), (25, 1121981), (29, 967225), (35, 801415), (145, 193445), (175, 160283), (203, 138175), (725, 38689), (1015, 27635), (5075, 5527)]