52880

素因数分解:

$2^4\times 5^1\times {\mathrm{661}}^1$

素因数の和:674

約数の個数: 20

約数和(自身を含む): 123132

約数和(自身を除く): 70252

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 661, 1322, 2644, 3305, 5288, 6610, 10576, 13220, 26440, 52880]

約数ペア:

[(1, 52880), (2, 26440), (4, 13220), (5, 10576), (8, 6610), (10, 5288), (16, 3305), (20, 2644), (40, 1322), (80, 661)]