55126280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{125287}}^1$

素因数の和:125309

約数の個数: 32

約数和(自身を含む): 135311040

約数和(自身を除く): 80184760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 125287, 250574, 501148, 626435, 1002296, 1252870, 1378157, 2505740, 2756314, 5011480, 5512628, 6890785, 11025256, 13781570, 27563140, 55126280]

約数ペア:

[(1, 55126280), (2, 27563140), (4, 13781570), (5, 11025256), (8, 6890785), (10, 5512628), (11, 5011480), (20, 2756314), (22, 2505740), (40, 1378157), (44, 1252870), (55, 1002296), (88, 626435), (110, 501148), (220, 250574), (440, 125287)]