2020162025

素因数分解:

$5^2\times 7^1\times {\mathrm{1861}}^1\times {\mathrm{6203}}^1$

素因数の和:8081

約数の個数: 24

約数和(自身を含む): 2864858304

約数和(自身を除く): 844696279

約数列:

[1, 5, 7, 25, 35, 175, 1861, 6203, 9305, 13027, 31015, 43421, 46525, 65135, 155075, 217105, 325675, 1085525, 11543783, 57718915, 80806481, 288594575, 404032405, 2020162025]

約数ペア:

[(1, 2020162025), (5, 404032405), (7, 288594575), (25, 80806481), (35, 57718915), (175, 11543783), (1861, 1085525), (6203, 325675), (9305, 217105), (13027, 155075), (31015, 65135), (43421, 46525)]