51292120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2711}}^1$

素因数の和:2776

約数の個数: 64

約数和(自身を含む): 128874240

約数和(自身を除く): 77582120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 110, 172, 215, 220, 344, 430, 440, 473, 860, 946, 1720, 1892, 2365, 2711, 3784, 4730, 5422, 9460, 10844, 13555, 18920, 21688, 27110, 29821, 54220, 59642, 108440, 116573, 119284, 149105, 233146, 238568, 298210, 466292, 582865, 596420, 932584, 1165730, 1192840, 1282303, 2331460, 2564606, 4662920, 5129212, 6411515, 10258424, 12823030, 25646060, 51292120]

約数ペア:

[(1, 51292120), (2, 25646060), (4, 12823030), (5, 10258424), (8, 6411515), (10, 5129212), (11, 4662920), (20, 2564606), (22, 2331460), (40, 1282303), (43, 1192840), (44, 1165730), (55, 932584), (86, 596420), (88, 582865), (110, 466292), (172, 298210), (215, 238568), (220, 233146), (344, 149105), (430, 119284), (440, 116573), (473, 108440), (860, 59642), (946, 54220), (1720, 29821), (1892, 27110), (2365, 21688), (2711, 18920), (3784, 13555), (4730, 10844), (5422, 9460)]