25640732

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{2503}}^1$

素因数の和:2717

約数の個数: 24

約数和(自身を含む): 48587616

約数和(自身を除く): 22946884

約数列:

[1, 2, 4, 13, 26, 52, 197, 394, 788, 2503, 2561, 5006, 5122, 10012, 10244, 32539, 65078, 130156, 493091, 986182, 1972364, 6410183, 12820366, 25640732]

約数ペア:

[(1, 25640732), (2, 12820366), (4, 6410183), (13, 1972364), (26, 986182), (52, 493091), (197, 130156), (394, 65078), (788, 32539), (2503, 10244), (2561, 10012), (5006, 5122)]