64808042

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{80407}}^1$

素因数の和:80453

約数の個数: 16

約数和(自身を含む): 108068352

約数和(自身を除く): 43260310

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 80407, 160814, 1045291, 2090582, 2492617, 4985234, 32404021, 64808042]

約数ペア:

[(1, 64808042), (2, 32404021), (13, 4985234), (26, 2492617), (31, 2090582), (62, 1045291), (403, 160814), (806, 80407)]