55129490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{32621}}^1$

素因数の和:32654

約数の個数: 24

約数和(自身を含む): 107456868

約数和(自身を除く): 52327378

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 32621, 65242, 163105, 326210, 424073, 848146, 2120365, 4240730, 5512949, 11025898, 27564745, 55129490]

約数ペア:

[(1, 55129490), (2, 27564745), (5, 11025898), (10, 5512949), (13, 4240730), (26, 2120365), (65, 848146), (130, 424073), (169, 326210), (338, 163105), (845, 65242), (1690, 32621)]