425228570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{7451}}^1$

素因数の和:7910

約数の個数: 32

約数和(自身を含む): 826277760

約数和(自身を除く): 401049190

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 439, 878, 2195, 4390, 5707, 7451, 11414, 14902, 28535, 37255, 57070, 74510, 96863, 193726, 484315, 968630, 3270989, 6541978, 16354945, 32709890, 42522857, 85045714, 212614285, 425228570]

約数ペア:

[(1, 425228570), (2, 212614285), (5, 85045714), (10, 42522857), (13, 32709890), (26, 16354945), (65, 6541978), (130, 3270989), (439, 968630), (878, 484315), (2195, 193726), (4390, 96863), (5707, 74510), (7451, 57070), (11414, 37255), (14902, 28535)]