55009556

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:229

約数の個数: 72

約数和(自身を含む): 117554976

約数和(自身を除く): 62545420

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 61, 86, 98, 107, 122, 172, 196, 214, 244, 301, 427, 428, 602, 749, 854, 1204, 1498, 1708, 2107, 2623, 2989, 2996, 4214, 4601, 5243, 5246, 5978, 6527, 8428, 9202, 10486, 10492, 11956, 13054, 18361, 18404, 20972, 26108, 32207, 36722, 45689, 64414, 73444, 91378, 128527, 128828, 182756, 225449, 257054, 280661, 319823, 450898, 514108, 561322, 639646, 901796, 1122644, 1279292, 1964627, 3929254, 7858508, 13752389, 27504778, 55009556]

約数ペア:

[(1, 55009556), (2, 27504778), (4, 13752389), (7, 7858508), (14, 3929254), (28, 1964627), (43, 1279292), (49, 1122644), (61, 901796), (86, 639646), (98, 561322), (107, 514108), (122, 450898), (172, 319823), (196, 280661), (214, 257054), (244, 225449), (301, 182756), (427, 128828), (428, 128527), (602, 91378), (749, 73444), (854, 64414), (1204, 45689), (1498, 36722), (1708, 32207), (2107, 26108), (2623, 20972), (2989, 18404), (2996, 18361), (4214, 13054), (4601, 11956), (5243, 10492), (5246, 10486), (5978, 9202), (6527, 8428)]