51475640

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{10133}}^1$

素因数の和:10271

約数の個数: 32

約数和(自身を含む): 116743680

約数和(自身を除く): 65268040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 10133, 20266, 40532, 50665, 81064, 101330, 202660, 405320, 1286891, 2573782, 5147564, 6434455, 10295128, 12868910, 25737820, 51475640]

約数ペア:

[(1, 51475640), (2, 25737820), (4, 12868910), (5, 10295128), (8, 6434455), (10, 5147564), (20, 2573782), (40, 1286891), (127, 405320), (254, 202660), (508, 101330), (635, 81064), (1016, 50665), (1270, 40532), (2540, 20266), (5080, 10133)]