256352254

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{1249}}^1\times {\mathrm{2503}}^1$

素因数の和:3795

約数の個数: 16

約数和(自身を含む): 394380000

約数和(自身を除く): 138027746

約数列:

[1, 2, 41, 82, 1249, 2498, 2503, 5006, 51209, 102418, 102623, 205246, 3126247, 6252494, 128176127, 256352254]

約数ペア:

[(1, 256352254), (2, 128176127), (41, 6252494), (82, 3126247), (1249, 205246), (2498, 102623), (2503, 102418), (5006, 51209)]