55707520

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1$

素因数の和:264

約数の個数: 128

約数和(自身を含む): 149597280

約数和(自身を除く): 93889760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 41, 44, 55, 64, 80, 82, 88, 110, 128, 160, 164, 176, 193, 205, 220, 320, 328, 352, 386, 410, 440, 451, 640, 656, 704, 772, 820, 880, 902, 965, 1312, 1408, 1544, 1640, 1760, 1804, 1930, 2123, 2255, 2624, 3088, 3280, 3520, 3608, 3860, 4246, 4510, 5248, 6176, 6560, 7040, 7216, 7720, 7913, 8492, 9020, 10615, 12352, 13120, 14432, 15440, 15826, 16984, 18040, 21230, 24704, 26240, 28864, 30880, 31652, 33968, 36080, 39565, 42460, 57728, 61760, 63304, 67936, 72160, 79130, 84920, 87043, 123520, 126608, 135872, 144320, 158260, 169840, 174086, 253216, 271744, 288640, 316520, 339680, 348172, 435215, 506432, 633040, 679360, 696344, 870430, 1012864, 1266080, 1358720, 1392688, 1740860, 2532160, 2785376, 3481720, 5064320, 5570752, 6963440, 11141504, 13926880, 27853760, 55707520]

約数ペア:

[(1, 55707520), (2, 27853760), (4, 13926880), (5, 11141504), (8, 6963440), (10, 5570752), (11, 5064320), (16, 3481720), (20, 2785376), (22, 2532160), (32, 1740860), (40, 1392688), (41, 1358720), (44, 1266080), (55, 1012864), (64, 870430), (80, 696344), (82, 679360), (88, 633040), (110, 506432), (128, 435215), (160, 348172), (164, 339680), (176, 316520), (193, 288640), (205, 271744), (220, 253216), (320, 174086), (328, 169840), (352, 158260), (386, 144320), (410, 135872), (440, 126608), (451, 123520), (640, 87043), (656, 84920), (704, 79130), (772, 72160), (820, 67936), (880, 63304), (902, 61760), (965, 57728), (1312, 42460), (1408, 39565), (1544, 36080), (1640, 33968), (1760, 31652), (1804, 30880), (1930, 28864), (2123, 26240), (2255, 24704), (2624, 21230), (3088, 18040), (3280, 16984), (3520, 15826), (3608, 15440), (3860, 14432), (4246, 13120), (4510, 12352), (5248, 10615), (6176, 9020), (6560, 8492), (7040, 7913), (7216, 7720)]