81656256

素因数分解:

$2^6\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^2$

素因数の和:131

約数の個数: 168

約数和(自身を含む): 252081792

約数和(自身を除く): 170425536

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 23, 24, 32, 33, 41, 44, 46, 48, 64, 66, 69, 82, 88, 92, 96, 123, 132, 138, 164, 176, 184, 192, 246, 253, 264, 276, 328, 352, 368, 451, 492, 506, 528, 552, 656, 704, 736, 759, 902, 943, 984, 1012, 1056, 1104, 1312, 1353, 1472, 1518, 1681, 1804, 1886, 1968, 2024, 2112, 2208, 2624, 2706, 2829, 3036, 3362, 3608, 3772, 3936, 4048, 4416, 5043, 5412, 5658, 6072, 6724, 7216, 7544, 7872, 8096, 10086, 10373, 10824, 11316, 12144, 13448, 14432, 15088, 16192, 18491, 20172, 20746, 21648, 22632, 24288, 26896, 28864, 30176, 31119, 36982, 38663, 40344, 41492, 43296, 45264, 48576, 53792, 55473, 60352, 62238, 73964, 77326, 80688, 82984, 86592, 90528, 107584, 110946, 115989, 124476, 147928, 154652, 161376, 165968, 181056, 221892, 231978, 248952, 295856, 309304, 322752, 331936, 425293, 443784, 463956, 497904, 591712, 618608, 663872, 850586, 887568, 927912, 995808, 1183424, 1237216, 1275879, 1701172, 1775136, 1855824, 1991616, 2474432, 2551758, 3402344, 3550272, 3711648, 5103516, 6804688, 7423296, 10207032, 13609376, 20414064, 27218752, 40828128, 81656256]

約数ペア:

[(1, 81656256), (2, 40828128), (3, 27218752), (4, 20414064), (6, 13609376), (8, 10207032), (11, 7423296), (12, 6804688), (16, 5103516), (22, 3711648), (23, 3550272), (24, 3402344), (32, 2551758), (33, 2474432), (41, 1991616), (44, 1855824), (46, 1775136), (48, 1701172), (64, 1275879), (66, 1237216), (69, 1183424), (82, 995808), (88, 927912), (92, 887568), (96, 850586), (123, 663872), (132, 618608), (138, 591712), (164, 497904), (176, 463956), (184, 443784), (192, 425293), (246, 331936), (253, 322752), (264, 309304), (276, 295856), (328, 248952), (352, 231978), (368, 221892), (451, 181056), (492, 165968), (506, 161376), (528, 154652), (552, 147928), (656, 124476), (704, 115989), (736, 110946), (759, 107584), (902, 90528), (943, 86592), (984, 82984), (1012, 80688), (1056, 77326), (1104, 73964), (1312, 62238), (1353, 60352), (1472, 55473), (1518, 53792), (1681, 48576), (1804, 45264), (1886, 43296), (1968, 41492), (2024, 40344), (2112, 38663), (2208, 36982), (2624, 31119), (2706, 30176), (2829, 28864), (3036, 26896), (3362, 24288), (3608, 22632), (3772, 21648), (3936, 20746), (4048, 20172), (4416, 18491), (5043, 16192), (5412, 15088), (5658, 14432), (6072, 13448), (6724, 12144), (7216, 11316), (7544, 10824), (7872, 10373), (8096, 10086)]