25805805

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{40009}}^1$

素因数の和:40060

約数の個数: 16

約数和(自身を含む): 42250560

約数和(自身を除く): 16444755

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 40009, 120027, 200045, 600135, 1720387, 5161161, 8601935, 25805805]

約数ペア:

[(1, 25805805), (3, 8601935), (5, 5161161), (15, 1720387), (43, 600135), (129, 200045), (215, 120027), (645, 40009)]