208022375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{151289}}^1$

素因数の和:151315

約数の個数: 16

約数和(自身を含む): 283214880

約数和(自身を除く): 75192505

約数列:

[1, 5, 11, 25, 55, 125, 275, 1375, 151289, 756445, 1664179, 3782225, 8320895, 18911125, 41604475, 208022375]

約数ペア:

[(1, 208022375), (5, 41604475), (11, 18911125), (25, 8320895), (55, 3782225), (125, 1664179), (275, 756445), (1375, 151289)]