20512233025

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{487}}^1\times {\mathrm{39181}}^1$

素因数の和:39721

約数の個数: 24

約数和(自身を含む): 26080793024

約数和(自身を除く): 5568559999

約数列:

[1, 5, 25, 43, 215, 487, 1075, 2435, 12175, 20941, 39181, 104705, 195905, 523525, 979525, 1684783, 8423915, 19081147, 42119575, 95405735, 477028675, 820489321, 4102446605, 20512233025]

約数ペア:

[(1, 20512233025), (5, 4102446605), (25, 820489321), (43, 477028675), (215, 95405735), (487, 42119575), (1075, 19081147), (2435, 8423915), (12175, 1684783), (20941, 979525), (39181, 523525), (104705, 195905)]