12625040

素因数分解:

$2^4\times 5^1\times {\mathrm{157813}}^1$

素因数の和:157826

約数の個数: 20

約数和(自身を含む): 29353404

約数和(自身を除く): 16728364

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157813, 315626, 631252, 789065, 1262504, 1578130, 2525008, 3156260, 6312520, 12625040]

約数ペア:

[(1, 12625040), (2, 6312520), (4, 3156260), (5, 2525008), (8, 1578130), (10, 1262504), (16, 789065), (20, 631252), (40, 315626), (80, 157813)]