56721775

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{1103}}^1$

素因数の和:1152

約数の個数: 36

約数和(自身を含む): 81932256

約数和(自身を除く): 25210481

約数列:

[1, 5, 11, 17, 25, 55, 85, 121, 187, 275, 425, 605, 935, 1103, 2057, 3025, 4675, 5515, 10285, 12133, 18751, 27575, 51425, 60665, 93755, 133463, 206261, 303325, 468775, 667315, 1031305, 2268871, 3336575, 5156525, 11344355, 56721775]

約数ペア:

[(1, 56721775), (5, 11344355), (11, 5156525), (17, 3336575), (25, 2268871), (55, 1031305), (85, 667315), (121, 468775), (187, 303325), (275, 206261), (425, 133463), (605, 93755), (935, 60665), (1103, 51425), (2057, 27575), (3025, 18751), (4675, 12133), (5515, 10285)]