252288025

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{83401}}^1$

素因数の和:83433

約数の個数: 18

約数和(自身を含む): 343866446

約数和(自身を除く): 91578421

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 83401, 417005, 917411, 2085025, 4587055, 10091521, 22935275, 50457605, 252288025]

約数ペア:

[(1, 252288025), (5, 50457605), (11, 22935275), (25, 10091521), (55, 4587055), (121, 2085025), (275, 917411), (605, 417005), (3025, 83401)]