81020352

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2621}}^1$

素因数の和:2666

約数の個数: 112

約数和(自身を含む): 255739392

約数和(自身を除く): 174719040

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 32, 42, 46, 48, 56, 64, 69, 84, 92, 96, 112, 138, 161, 168, 184, 192, 224, 276, 322, 336, 368, 448, 483, 552, 644, 672, 736, 966, 1104, 1288, 1344, 1472, 1932, 2208, 2576, 2621, 3864, 4416, 5152, 5242, 7728, 7863, 10304, 10484, 15456, 15726, 18347, 20968, 30912, 31452, 36694, 41936, 55041, 60283, 62904, 73388, 83872, 110082, 120566, 125808, 146776, 167744, 180849, 220164, 241132, 251616, 293552, 361698, 421981, 440328, 482264, 503232, 587104, 723396, 843962, 880656, 964528, 1174208, 1265943, 1446792, 1687924, 1761312, 1929056, 2531886, 2893584, 3375848, 3522624, 3858112, 5063772, 5787168, 6751696, 10127544, 11574336, 13503392, 20255088, 27006784, 40510176, 81020352]

約数ペア:

[(1, 81020352), (2, 40510176), (3, 27006784), (4, 20255088), (6, 13503392), (7, 11574336), (8, 10127544), (12, 6751696), (14, 5787168), (16, 5063772), (21, 3858112), (23, 3522624), (24, 3375848), (28, 2893584), (32, 2531886), (42, 1929056), (46, 1761312), (48, 1687924), (56, 1446792), (64, 1265943), (69, 1174208), (84, 964528), (92, 880656), (96, 843962), (112, 723396), (138, 587104), (161, 503232), (168, 482264), (184, 440328), (192, 421981), (224, 361698), (276, 293552), (322, 251616), (336, 241132), (368, 220164), (448, 180849), (483, 167744), (552, 146776), (644, 125808), (672, 120566), (736, 110082), (966, 83872), (1104, 73388), (1288, 62904), (1344, 60283), (1472, 55041), (1932, 41936), (2208, 36694), (2576, 31452), (2621, 30912), (3864, 20968), (4416, 18347), (5152, 15726), (5242, 15456), (7728, 10484), (7863, 10304)]