81360112

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{49369}}^1$

素因数の和:49480

約数の個数: 20

約数和(自身を含む): 159168880

約数和(自身を除く): 77808768

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 49369, 98738, 197476, 394952, 789904, 5085007, 10170014, 20340028, 40680056, 81360112]

約数ペア:

[(1, 81360112), (2, 40680056), (4, 20340028), (8, 10170014), (16, 5085007), (103, 789904), (206, 394952), (412, 197476), (824, 98738), (1648, 49369)]