55528840

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{10133}}^1$

素因数の和:10281

約数の個数: 32

約数和(自身を含む): 125864280

約数和(自身を除く): 70335440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 10133, 20266, 40532, 50665, 81064, 101330, 202660, 405320, 1388221, 2776442, 5552884, 6941105, 11105768, 13882210, 27764420, 55528840]

約数ペア:

[(1, 55528840), (2, 27764420), (4, 13882210), (5, 11105768), (8, 6941105), (10, 5552884), (20, 2776442), (40, 1388221), (137, 405320), (274, 202660), (548, 101330), (685, 81064), (1096, 50665), (1370, 40532), (2740, 20266), (5480, 10133)]