81678776

素因数分解:

$2^3\times {\mathrm{2011}}^1\times {\mathrm{5077}}^1$

素因数の和:7094

約数の個数: 16

約数和(自身を含む): 153254040

約数和(自身を除く): 71575264

約数列:

[1, 2, 4, 8, 2011, 4022, 5077, 8044, 10154, 16088, 20308, 40616, 10209847, 20419694, 40839388, 81678776]

約数ペア:

[(1, 81678776), (2, 40839388), (4, 20419694), (8, 10209847), (2011, 40616), (4022, 20308), (5077, 16088), (8044, 10154)]