208070825

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{117223}}^1$

素因数の和:117304

約数の個数: 12

約数和(自身を含む): 261643968

約数和(自身を除く): 53573143

約数列:

[1, 5, 25, 71, 355, 1775, 117223, 586115, 2930575, 8322833, 41614165, 208070825]

約数ペア:

[(1, 208070825), (5, 41614165), (25, 8322833), (71, 2930575), (355, 586115), (1775, 117223)]