81053856

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{21649}}^1$

素因数の和:21678

約数の個数: 72

約数和(自身を含む): 248238900

約数和(自身を除く): 167185044

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 21649, 43298, 64947, 86596, 129894, 173192, 194841, 259788, 281437, 346384, 389682, 519576, 562874, 692768, 779364, 844311, 1039152, 1125748, 1558728, 1688622, 2078304, 2251496, 2532933, 3117456, 3377244, 4502992, 5065866, 6234912, 6754488, 9005984, 10131732, 13508976, 20263464, 27017952, 40526928, 81053856]

約数ペア:

[(1, 81053856), (2, 40526928), (3, 27017952), (4, 20263464), (6, 13508976), (8, 10131732), (9, 9005984), (12, 6754488), (13, 6234912), (16, 5065866), (18, 4502992), (24, 3377244), (26, 3117456), (32, 2532933), (36, 2251496), (39, 2078304), (48, 1688622), (52, 1558728), (72, 1125748), (78, 1039152), (96, 844311), (104, 779364), (117, 692768), (144, 562874), (156, 519576), (208, 389682), (234, 346384), (288, 281437), (312, 259788), (416, 194841), (468, 173192), (624, 129894), (936, 86596), (1248, 64947), (1872, 43298), (3744, 21649)]