210925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1$

素因数の和:93

約数の個数: 24

約数和(自身を含む): 312480

約数和(自身を除く): 101555

約数列:

[1, 5, 11, 13, 25, 55, 59, 65, 143, 275, 295, 325, 649, 715, 767, 1475, 3245, 3575, 3835, 8437, 16225, 19175, 42185, 210925]

約数ペア:

[(1, 210925), (5, 42185), (11, 19175), (13, 16225), (25, 8437), (55, 3835), (59, 3575), (65, 3245), (143, 1475), (275, 767), (295, 715), (325, 649)]