20925825

素因数分解:

$3^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{4729}}^1$

素因数の和:4801

約数の個数: 24

約数和(自身を含む): 35191200

約数和(自身を除く): 14265375

約数列:

[1, 3, 5, 15, 25, 59, 75, 177, 295, 885, 1475, 4425, 4729, 14187, 23645, 70935, 118225, 279011, 354675, 837033, 1395055, 4185165, 6975275, 20925825]

約数ペア:

[(1, 20925825), (3, 6975275), (5, 4185165), (15, 1395055), (25, 837033), (59, 354675), (75, 279011), (177, 118225), (295, 70935), (885, 23645), (1475, 14187), (4425, 4729)]