25536880

素因数分解:

$2^4\times 5^1\times {\mathrm{319211}}^1$

素因数の和:319224

約数の個数: 20

約数和(自身を含む): 59373432

約数和(自身を除く): 33836552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 319211, 638422, 1276844, 1596055, 2553688, 3192110, 5107376, 6384220, 12768440, 25536880]

約数ペア:

[(1, 25536880), (2, 12768440), (4, 6384220), (5, 5107376), (8, 3192110), (10, 2553688), (16, 1596055), (20, 1276844), (40, 638422), (80, 319211)]