81979072

素因数分解:

$2^6\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9631}}^1$

素因数の和:9669

約数の個数: 56

約数和(自身を含む): 195722240

約数和(自身を除く): 113743168

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 133, 152, 224, 266, 304, 448, 532, 608, 1064, 1216, 2128, 4256, 8512, 9631, 19262, 38524, 67417, 77048, 134834, 154096, 182989, 269668, 308192, 365978, 539336, 616384, 731956, 1078672, 1280923, 1463912, 2157344, 2561846, 2927824, 4314688, 5123692, 5855648, 10247384, 11711296, 20494768, 40989536, 81979072]

約数ペア:

[(1, 81979072), (2, 40989536), (4, 20494768), (7, 11711296), (8, 10247384), (14, 5855648), (16, 5123692), (19, 4314688), (28, 2927824), (32, 2561846), (38, 2157344), (56, 1463912), (64, 1280923), (76, 1078672), (112, 731956), (133, 616384), (152, 539336), (224, 365978), (266, 308192), (304, 269668), (448, 182989), (532, 154096), (608, 134834), (1064, 77048), (1216, 67417), (2128, 38524), (4256, 19262), (8512, 9631)]