51511640

素因数分解:

$2^3\times 5^1\times {\mathrm{233}}^1\times {\mathrm{5527}}^1$

素因数の和:5771

約数の個数: 32

約数和(自身を含む): 116419680

約数和(自身を除く): 64908040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 233, 466, 932, 1165, 1864, 2330, 4660, 5527, 9320, 11054, 22108, 27635, 44216, 55270, 110540, 221080, 1287791, 2575582, 5151164, 6438955, 10302328, 12877910, 25755820, 51511640]

約数ペア:

[(1, 51511640), (2, 25755820), (4, 12877910), (5, 10302328), (8, 6438955), (10, 5151164), (20, 2575582), (40, 1287791), (233, 221080), (466, 110540), (932, 55270), (1165, 44216), (1864, 27635), (2330, 22108), (4660, 11054), (5527, 9320)]