80410475

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{563}}^1$

素因数の和:799

約数の個数: 24

約数和(自身を含む): 103854960

約数和(自身を除く): 23444485

約数列:

[1, 5, 25, 29, 145, 197, 563, 725, 985, 2815, 4925, 5713, 14075, 16327, 28565, 81635, 110911, 142825, 408175, 554555, 2772775, 3216419, 16082095, 80410475]

約数ペア:

[(1, 80410475), (5, 16082095), (25, 3216419), (29, 2772775), (145, 554555), (197, 408175), (563, 142825), (725, 110911), (985, 81635), (2815, 28565), (4925, 16327), (5713, 14075)]