25864004

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{1223}}^1$

素因数の和:1555

約数の個数: 24

約数和(自身を含む): 48117888

約数和(自身を除く): 22253884

約数列:

[1, 2, 4, 17, 34, 68, 311, 622, 1223, 1244, 2446, 4892, 5287, 10574, 20791, 21148, 41582, 83164, 380353, 760706, 1521412, 6466001, 12932002, 25864004]

約数ペア:

[(1, 25864004), (2, 12932002), (4, 6466001), (17, 1521412), (34, 760706), (68, 380353), (311, 83164), (622, 41582), (1223, 21148), (1244, 20791), (2446, 10574), (4892, 5287)]