80189838

素因数分解:

$2^1\times 3^4\times {\mathrm{277}}^1\times {\mathrm{1787}}^1$

素因数の和:2078

約数の個数: 40

約数和(自身を含む): 180434232

約数和(自身を除く): 100244394

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 277, 554, 831, 1662, 1787, 2493, 3574, 4986, 5361, 7479, 10722, 14958, 16083, 22437, 32166, 44874, 48249, 96498, 144747, 289494, 494999, 989998, 1484997, 2969994, 4454991, 8909982, 13364973, 26729946, 40094919, 80189838]

約数ペア:

[(1, 80189838), (2, 40094919), (3, 26729946), (6, 13364973), (9, 8909982), (18, 4454991), (27, 2969994), (54, 1484997), (81, 989998), (162, 494999), (277, 289494), (554, 144747), (831, 96498), (1662, 48249), (1787, 44874), (2493, 32166), (3574, 22437), (4986, 16083), (5361, 14958), (7479, 10722)]