81626925

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{15329}}^1$

素因数の和:15413

約数の個数: 24

約数和(自身を含む): 136866240

約数和(自身を除く): 55239315

約数列:

[1, 3, 5, 15, 25, 71, 75, 213, 355, 1065, 1775, 5325, 15329, 45987, 76645, 229935, 383225, 1088359, 1149675, 3265077, 5441795, 16325385, 27208975, 81626925]

約数ペア:

[(1, 81626925), (3, 27208975), (5, 16325385), (15, 5441795), (25, 3265077), (71, 1149675), (75, 1088359), (213, 383225), (355, 229935), (1065, 76645), (1775, 45987), (5325, 15329)]