85864010

素因数分解:

$2^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{19559}}^1$

素因数の和:20005

約数の個数: 16

約数和(自身を含む): 154915200

約数和(自身を除く): 69051190

約数列:

[1, 2, 5, 10, 439, 878, 2195, 4390, 19559, 39118, 97795, 195590, 8586401, 17172802, 42932005, 85864010]

約数ペア:

[(1, 85864010), (2, 42932005), (5, 17172802), (10, 8586401), (439, 195590), (878, 97795), (2195, 39118), (4390, 19559)]