87501568

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1$

素因数の和:250

約数の個数: 144

約数和(自身を含む): 228404736

約数和(自身を除く): 140903168

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 23, 28, 32, 44, 46, 56, 64, 77, 88, 92, 112, 128, 154, 161, 176, 184, 193, 224, 253, 256, 308, 322, 352, 368, 386, 448, 506, 616, 644, 704, 736, 772, 896, 1012, 1232, 1288, 1351, 1408, 1472, 1544, 1771, 1792, 2024, 2123, 2464, 2576, 2702, 2816, 2944, 3088, 3542, 4048, 4246, 4439, 4928, 5152, 5404, 5888, 6176, 7084, 8096, 8492, 8878, 9856, 10304, 10808, 12352, 14168, 14861, 16192, 16984, 17756, 19712, 20608, 21616, 24704, 28336, 29722, 31073, 32384, 33968, 35512, 41216, 43232, 48829, 49408, 56672, 59444, 62146, 64768, 67936, 71024, 86464, 97658, 113344, 118888, 124292, 135872, 142048, 172928, 195316, 226688, 237776, 248584, 271744, 284096, 341803, 345856, 390632, 453376, 475552, 497168, 543488, 568192, 683606, 781264, 951104, 994336, 1136384, 1367212, 1562528, 1902208, 1988672, 2734424, 3125056, 3804416, 3977344, 5468848, 6250112, 7954688, 10937696, 12500224, 21875392, 43750784, 87501568]

約数ペア:

[(1, 87501568), (2, 43750784), (4, 21875392), (7, 12500224), (8, 10937696), (11, 7954688), (14, 6250112), (16, 5468848), (22, 3977344), (23, 3804416), (28, 3125056), (32, 2734424), (44, 1988672), (46, 1902208), (56, 1562528), (64, 1367212), (77, 1136384), (88, 994336), (92, 951104), (112, 781264), (128, 683606), (154, 568192), (161, 543488), (176, 497168), (184, 475552), (193, 453376), (224, 390632), (253, 345856), (256, 341803), (308, 284096), (322, 271744), (352, 248584), (368, 237776), (386, 226688), (448, 195316), (506, 172928), (616, 142048), (644, 135872), (704, 124292), (736, 118888), (772, 113344), (896, 97658), (1012, 86464), (1232, 71024), (1288, 67936), (1351, 64768), (1408, 62146), (1472, 59444), (1544, 56672), (1771, 49408), (1792, 48829), (2024, 43232), (2123, 41216), (2464, 35512), (2576, 33968), (2702, 32384), (2816, 31073), (2944, 29722), (3088, 28336), (3542, 24704), (4048, 21616), (4246, 20608), (4439, 19712), (4928, 17756), (5152, 16984), (5404, 16192), (5888, 14861), (6176, 14168), (7084, 12352), (8096, 10808), (8492, 10304), (8878, 9856)]