81265184

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:143

約数の個数: 192

約数和(自身を含む): 223534080

約数和(自身を除く): 142268896

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 43, 44, 52, 56, 59, 77, 86, 88, 91, 104, 112, 118, 143, 154, 172, 176, 182, 208, 224, 236, 286, 301, 308, 344, 352, 364, 413, 416, 472, 473, 559, 572, 602, 616, 649, 688, 728, 767, 826, 944, 946, 1001, 1118, 1144, 1204, 1232, 1298, 1376, 1456, 1534, 1652, 1888, 1892, 2002, 2236, 2288, 2408, 2464, 2537, 2596, 2912, 3068, 3304, 3311, 3784, 3913, 4004, 4472, 4543, 4576, 4816, 5074, 5192, 5369, 6136, 6149, 6608, 6622, 7568, 7826, 8008, 8437, 8944, 9086, 9632, 10148, 10384, 10738, 12272, 12298, 13216, 13244, 15136, 15652, 16016, 16874, 17759, 17888, 18172, 20296, 20768, 21476, 24544, 24596, 26488, 27907, 31304, 32032, 32981, 33748, 35518, 36344, 40592, 42952, 43043, 49192, 52976, 55814, 59059, 62608, 65962, 67496, 71036, 72688, 81184, 85904, 86086, 98384, 105952, 111628, 118118, 125216, 131924, 134992, 142072, 145376, 171808, 172172, 195349, 196768, 223256, 230867, 236236, 263848, 269984, 284144, 344344, 362791, 390698, 446512, 461734, 472472, 527696, 568288, 688688, 725582, 781396, 893024, 923468, 944944, 1055392, 1377376, 1451164, 1562792, 1846936, 1889888, 2539537, 2902328, 3125584, 3693872, 5079074, 5804656, 6251168, 7387744, 10158148, 11609312, 20316296, 40632592, 81265184]

約数ペア:

[(1, 81265184), (2, 40632592), (4, 20316296), (7, 11609312), (8, 10158148), (11, 7387744), (13, 6251168), (14, 5804656), (16, 5079074), (22, 3693872), (26, 3125584), (28, 2902328), (32, 2539537), (43, 1889888), (44, 1846936), (52, 1562792), (56, 1451164), (59, 1377376), (77, 1055392), (86, 944944), (88, 923468), (91, 893024), (104, 781396), (112, 725582), (118, 688688), (143, 568288), (154, 527696), (172, 472472), (176, 461734), (182, 446512), (208, 390698), (224, 362791), (236, 344344), (286, 284144), (301, 269984), (308, 263848), (344, 236236), (352, 230867), (364, 223256), (413, 196768), (416, 195349), (472, 172172), (473, 171808), (559, 145376), (572, 142072), (602, 134992), (616, 131924), (649, 125216), (688, 118118), (728, 111628), (767, 105952), (826, 98384), (944, 86086), (946, 85904), (1001, 81184), (1118, 72688), (1144, 71036), (1204, 67496), (1232, 65962), (1298, 62608), (1376, 59059), (1456, 55814), (1534, 52976), (1652, 49192), (1888, 43043), (1892, 42952), (2002, 40592), (2236, 36344), (2288, 35518), (2408, 33748), (2464, 32981), (2537, 32032), (2596, 31304), (2912, 27907), (3068, 26488), (3304, 24596), (3311, 24544), (3784, 21476), (3913, 20768), (4004, 20296), (4472, 18172), (4543, 17888), (4576, 17759), (4816, 16874), (5074, 16016), (5192, 15652), (5369, 15136), (6136, 13244), (6149, 13216), (6608, 12298), (6622, 12272), (7568, 10738), (7826, 10384), (8008, 10148), (8437, 9632), (8944, 9086)]