520080656

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{391627}}^1$

素因数の和:391718

約数の個数: 20

約数和(自身を含む): 1019799312

約数和(自身を除く): 499718656

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 391627, 783254, 1566508, 3133016, 6266032, 32505041, 65010082, 130020164, 260040328, 520080656]

約数ペア:

[(1, 520080656), (2, 260040328), (4, 130020164), (8, 65010082), (16, 32505041), (83, 6266032), (166, 3133016), (332, 1566508), (664, 783254), (1328, 391627)]