81515090

素因数分解:

$2^1\times 5^1\times {\mathrm{457}}^1\times {\mathrm{17837}}^1$

素因数の和:18301

約数の個数: 16

約数和(自身を含む): 147056472

約数和(自身を除く): 65541382

約数列:

[1, 2, 5, 10, 457, 914, 2285, 4570, 17837, 35674, 89185, 178370, 8151509, 16303018, 40757545, 81515090]

約数ペア:

[(1, 81515090), (2, 40757545), (5, 16303018), (10, 8151509), (457, 178370), (914, 89185), (2285, 35674), (4570, 17837)]