51120568

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{90001}}^1$

素因数の和:90078

約数の個数: 16

約数和(自身を含む): 97202160

約数和(自身を除く): 46081592

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 90001, 180002, 360004, 720008, 6390071, 12780142, 25560284, 51120568]

約数ペア:

[(1, 51120568), (2, 25560284), (4, 12780142), (8, 6390071), (71, 720008), (142, 360004), (284, 180002), (568, 90001)]