54261680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{313}}^1$

素因数の和:534

約数の個数: 80

約数和(自身を含む): 138767904

約数和(自身を除く): 84506224

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 197, 220, 313, 394, 440, 626, 788, 880, 985, 1252, 1565, 1576, 1970, 2167, 2504, 3130, 3152, 3443, 3940, 4334, 5008, 6260, 6886, 7880, 8668, 10835, 12520, 13772, 15760, 17215, 17336, 21670, 25040, 27544, 34430, 34672, 43340, 55088, 61661, 68860, 86680, 123322, 137720, 173360, 246644, 275440, 308305, 493288, 616610, 678271, 986576, 1233220, 1356542, 2466440, 2713084, 3391355, 4932880, 5426168, 6782710, 10852336, 13565420, 27130840, 54261680]

約数ペア:

[(1, 54261680), (2, 27130840), (4, 13565420), (5, 10852336), (8, 6782710), (10, 5426168), (11, 4932880), (16, 3391355), (20, 2713084), (22, 2466440), (40, 1356542), (44, 1233220), (55, 986576), (80, 678271), (88, 616610), (110, 493288), (176, 308305), (197, 275440), (220, 246644), (313, 173360), (394, 137720), (440, 123322), (626, 86680), (788, 68860), (880, 61661), (985, 55088), (1252, 43340), (1565, 34672), (1576, 34430), (1970, 27544), (2167, 25040), (2504, 21670), (3130, 17336), (3152, 17215), (3443, 15760), (3940, 13772), (4334, 12520), (5008, 10835), (6260, 8668), (6886, 7880)]