60987025

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{20161}}^1$

素因数の和:20193

約数の個数: 18

約数和(自身を含む): 83127926

約数和(自身を除く): 22140901

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 20161, 100805, 221771, 504025, 1108855, 2439481, 5544275, 12197405, 60987025]

約数ペア:

[(1, 60987025), (5, 12197405), (11, 5544275), (25, 2439481), (55, 1108855), (121, 504025), (275, 221771), (605, 100805), (3025, 20161)]