76478768

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{1249}}^1$

素因数の和:1389

約数の個数: 40

約数和(自身を含む): 153450000

約数和(自身を除く): 76971232

約数列:

[1, 2, 4, 8, 16, 43, 86, 89, 172, 178, 344, 356, 688, 712, 1249, 1424, 2498, 3827, 4996, 7654, 9992, 15308, 19984, 30616, 53707, 61232, 107414, 111161, 214828, 222322, 429656, 444644, 859312, 889288, 1778576, 4779923, 9559846, 19119692, 38239384, 76478768]

約数ペア:

[(1, 76478768), (2, 38239384), (4, 19119692), (8, 9559846), (16, 4779923), (43, 1778576), (86, 889288), (89, 859312), (172, 444644), (178, 429656), (344, 222322), (356, 214828), (688, 111161), (712, 107414), (1249, 61232), (1424, 53707), (2498, 30616), (3827, 19984), (4996, 15308), (7654, 9992)]