80439716

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{168991}}^1$

素因数の和:169019

約数の個数: 24

約数和(自身を含む): 170343936

約数和(自身を除く): 89904220

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 168991, 337982, 675964, 1182937, 2365874, 2872847, 4731748, 5745694, 11491388, 20109929, 40219858, 80439716]

約数ペア:

[(1, 80439716), (2, 40219858), (4, 20109929), (7, 11491388), (14, 5745694), (17, 4731748), (28, 2872847), (34, 2365874), (68, 1182937), (119, 675964), (238, 337982), (476, 168991)]