78808576

素因数分解:

$2^9\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1999}}^1$

素因数の和:2035

約数の個数: 80

約数和(自身を含む): 196416000

約数和(自身を除く): 117607424

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 224, 256, 308, 352, 448, 512, 616, 704, 896, 1232, 1408, 1792, 1999, 2464, 2816, 3584, 3998, 4928, 5632, 7996, 9856, 13993, 15992, 19712, 21989, 27986, 31984, 39424, 43978, 55972, 63968, 87956, 111944, 127936, 153923, 175912, 223888, 255872, 307846, 351824, 447776, 511744, 615692, 703648, 895552, 1023488, 1231384, 1407296, 1791104, 2462768, 2814592, 3582208, 4925536, 5629184, 7164416, 9851072, 11258368, 19702144, 39404288, 78808576]

約数ペア:

[(1, 78808576), (2, 39404288), (4, 19702144), (7, 11258368), (8, 9851072), (11, 7164416), (14, 5629184), (16, 4925536), (22, 3582208), (28, 2814592), (32, 2462768), (44, 1791104), (56, 1407296), (64, 1231384), (77, 1023488), (88, 895552), (112, 703648), (128, 615692), (154, 511744), (176, 447776), (224, 351824), (256, 307846), (308, 255872), (352, 223888), (448, 175912), (512, 153923), (616, 127936), (704, 111944), (896, 87956), (1232, 63968), (1408, 55972), (1792, 43978), (1999, 39424), (2464, 31984), (2816, 27986), (3584, 21989), (3998, 19712), (4928, 15992), (5632, 13993), (7996, 9856)]