81831005

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{4759}}^1$

素因数の和:4964

約数の個数: 16

約数和(自身を含む): 103958400

約数和(自身を除く): 22127395

約数列:

[1, 5, 19, 95, 181, 905, 3439, 4759, 17195, 23795, 90421, 452105, 861379, 4306895, 16366201, 81831005]

約数ペア:

[(1, 81831005), (5, 16366201), (19, 4306895), (95, 861379), (181, 452105), (905, 90421), (3439, 23795), (4759, 17195)]