25731985

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{617}}^1$

素因数の和:1080

約数の個数: 16

約数和(自身を含む): 32630400

約数和(自身を除く): 6898415

約数列:

[1, 5, 19, 95, 439, 617, 2195, 3085, 8341, 11723, 41705, 58615, 270863, 1354315, 5146397, 25731985]

約数ペア:

[(1, 25731985), (5, 5146397), (19, 1354315), (95, 270863), (439, 58615), (617, 41705), (2195, 11723), (3085, 8341)]