81566784

素因数分解:

$2^6\times 3^3\times {\mathrm{13}}^1\times {\mathrm{3631}}^1$

素因数の和:3665

約数の個数: 112

約数和(自身を含む): 258307840

約数和(自身を除く): 176741056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 64, 72, 78, 96, 104, 108, 117, 144, 156, 192, 208, 216, 234, 288, 312, 351, 416, 432, 468, 576, 624, 702, 832, 864, 936, 1248, 1404, 1728, 1872, 2496, 2808, 3631, 3744, 5616, 7262, 7488, 10893, 11232, 14524, 21786, 22464, 29048, 32679, 43572, 47203, 58096, 65358, 87144, 94406, 98037, 116192, 130716, 141609, 174288, 188812, 196074, 232384, 261432, 283218, 348576, 377624, 392148, 424827, 522864, 566436, 697152, 755248, 784296, 849654, 1045728, 1132872, 1274481, 1510496, 1568592, 1699308, 2091456, 2265744, 2548962, 3020992, 3137184, 3398616, 4531488, 5097924, 6274368, 6797232, 9062976, 10195848, 13594464, 20391696, 27188928, 40783392, 81566784]

約数ペア:

[(1, 81566784), (2, 40783392), (3, 27188928), (4, 20391696), (6, 13594464), (8, 10195848), (9, 9062976), (12, 6797232), (13, 6274368), (16, 5097924), (18, 4531488), (24, 3398616), (26, 3137184), (27, 3020992), (32, 2548962), (36, 2265744), (39, 2091456), (48, 1699308), (52, 1568592), (54, 1510496), (64, 1274481), (72, 1132872), (78, 1045728), (96, 849654), (104, 784296), (108, 755248), (117, 697152), (144, 566436), (156, 522864), (192, 424827), (208, 392148), (216, 377624), (234, 348576), (288, 283218), (312, 261432), (351, 232384), (416, 196074), (432, 188812), (468, 174288), (576, 141609), (624, 130716), (702, 116192), (832, 98037), (864, 94406), (936, 87144), (1248, 65358), (1404, 58096), (1728, 47203), (1872, 43572), (2496, 32679), (2808, 29048), (3631, 22464), (3744, 21786), (5616, 14524), (7262, 11232), (7488, 10893)]