25688272

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{20323}}^1$

素因数の和:20410

約数の個数: 20

約数和(自身を含む): 50403520

約数和(自身を除く): 24715248

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 20323, 40646, 81292, 162584, 325168, 1605517, 3211034, 6422068, 12844136, 25688272]

約数ペア:

[(1, 25688272), (2, 12844136), (4, 6422068), (8, 3211034), (16, 1605517), (79, 325168), (158, 162584), (316, 81292), (632, 40646), (1264, 20323)]