264587128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{811}}^1\times {\mathrm{3137}}^1$

素因数の和:3967

約数の個数: 32

約数和(自身を含む): 535091760

約数和(自身を除く): 270504632

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 811, 1622, 3137, 3244, 6274, 6488, 10543, 12548, 21086, 25096, 40781, 42172, 81562, 84344, 163124, 326248, 2544107, 5088214, 10176428, 20352856, 33073391, 66146782, 132293564, 264587128]

約数ペア:

[(1, 264587128), (2, 132293564), (4, 66146782), (8, 33073391), (13, 20352856), (26, 10176428), (52, 5088214), (104, 2544107), (811, 326248), (1622, 163124), (3137, 84344), (3244, 81562), (6274, 42172), (6488, 40781), (10543, 25096), (12548, 21086)]