80589025

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{26641}}^1$

素因数の和:26673

約数の個数: 18

約数和(自身を含む): 109844966

約数和(自身を除く): 29255941

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 26641, 133205, 293051, 666025, 1465255, 3223561, 7326275, 16117805, 80589025]

約数ペア:

[(1, 80589025), (5, 16117805), (11, 7326275), (25, 3223561), (55, 1465255), (121, 666025), (275, 293051), (605, 133205), (3025, 26641)]