71160080

素因数分解:

$2^4\times 5^1\times {\mathrm{889501}}^1$

素因数の和:889514

約数の個数: 20

約数和(自身を含む): 165447372

約数和(自身を除く): 94287292

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 889501, 1779002, 3558004, 4447505, 7116008, 8895010, 14232016, 17790020, 35580040, 71160080]

約数ペア:

[(1, 71160080), (2, 35580040), (4, 17790020), (5, 14232016), (8, 8895010), (10, 7116008), (16, 4447505), (20, 3558004), (40, 1779002), (80, 889501)]