81535552

素因数分解:

$2^6\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1$

素因数の和:276

約数の個数: 112

約数和(自身を含む): 198680832

約数和(自身を除く): 117145280

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 41, 46, 56, 64, 82, 92, 112, 161, 164, 184, 193, 224, 287, 322, 328, 368, 386, 448, 574, 644, 656, 736, 772, 943, 1148, 1288, 1312, 1351, 1472, 1544, 1886, 2296, 2576, 2624, 2702, 3088, 3772, 4439, 4592, 5152, 5404, 6176, 6601, 7544, 7913, 8878, 9184, 10304, 10808, 12352, 13202, 15088, 15826, 17756, 18368, 21616, 26404, 30176, 31073, 31652, 35512, 43232, 52808, 55391, 60352, 62146, 63304, 71024, 86464, 105616, 110782, 124292, 126608, 142048, 181999, 211232, 221564, 248584, 253216, 284096, 363998, 422464, 443128, 497168, 506432, 727996, 886256, 994336, 1273993, 1455992, 1772512, 1988672, 2547986, 2911984, 3545024, 5095972, 5823968, 10191944, 11647936, 20383888, 40767776, 81535552]

約数ペア:

[(1, 81535552), (2, 40767776), (4, 20383888), (7, 11647936), (8, 10191944), (14, 5823968), (16, 5095972), (23, 3545024), (28, 2911984), (32, 2547986), (41, 1988672), (46, 1772512), (56, 1455992), (64, 1273993), (82, 994336), (92, 886256), (112, 727996), (161, 506432), (164, 497168), (184, 443128), (193, 422464), (224, 363998), (287, 284096), (322, 253216), (328, 248584), (368, 221564), (386, 211232), (448, 181999), (574, 142048), (644, 126608), (656, 124292), (736, 110782), (772, 105616), (943, 86464), (1148, 71024), (1288, 63304), (1312, 62146), (1351, 60352), (1472, 55391), (1544, 52808), (1886, 43232), (2296, 35512), (2576, 31652), (2624, 31073), (2702, 30176), (3088, 26404), (3772, 21616), (4439, 18368), (4592, 17756), (5152, 15826), (5404, 15088), (6176, 13202), (6601, 12352), (7544, 10808), (7913, 10304), (8878, 9184)]