81110016

素因数分解:

$2^{10}\times 3^2\times {\mathrm{13}}^1\times {\mathrm{677}}^1$

素因数の和:716

約数の個数: 132

約数和(自身を含む): 252591612

約数和(自身を除く): 171481596

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 128, 144, 156, 192, 208, 234, 256, 288, 312, 384, 416, 468, 512, 576, 624, 677, 768, 832, 936, 1024, 1152, 1248, 1354, 1536, 1664, 1872, 2031, 2304, 2496, 2708, 3072, 3328, 3744, 4062, 4608, 4992, 5416, 6093, 6656, 7488, 8124, 8801, 9216, 9984, 10832, 12186, 13312, 14976, 16248, 17602, 19968, 21664, 24372, 26403, 29952, 32496, 35204, 39936, 43328, 48744, 52806, 59904, 64992, 70408, 79209, 86656, 97488, 105612, 119808, 129984, 140816, 158418, 173312, 194976, 211224, 259968, 281632, 316836, 346624, 389952, 422448, 519936, 563264, 633672, 693248, 779904, 844896, 1039872, 1126528, 1267344, 1559808, 1689792, 2079744, 2253056, 2534688, 3119616, 3379584, 4506112, 5069376, 6239232, 6759168, 9012224, 10138752, 13518336, 20277504, 27036672, 40555008, 81110016]

約数ペア:

[(1, 81110016), (2, 40555008), (3, 27036672), (4, 20277504), (6, 13518336), (8, 10138752), (9, 9012224), (12, 6759168), (13, 6239232), (16, 5069376), (18, 4506112), (24, 3379584), (26, 3119616), (32, 2534688), (36, 2253056), (39, 2079744), (48, 1689792), (52, 1559808), (64, 1267344), (72, 1126528), (78, 1039872), (96, 844896), (104, 779904), (117, 693248), (128, 633672), (144, 563264), (156, 519936), (192, 422448), (208, 389952), (234, 346624), (256, 316836), (288, 281632), (312, 259968), (384, 211224), (416, 194976), (468, 173312), (512, 158418), (576, 140816), (624, 129984), (677, 119808), (768, 105612), (832, 97488), (936, 86656), (1024, 79209), (1152, 70408), (1248, 64992), (1354, 59904), (1536, 52806), (1664, 48744), (1872, 43328), (2031, 39936), (2304, 35204), (2496, 32496), (2708, 29952), (3072, 26403), (3328, 24372), (3744, 21664), (4062, 19968), (4608, 17602), (4992, 16248), (5416, 14976), (6093, 13312), (6656, 12186), (7488, 10832), (8124, 9984), (8801, 9216)]