25679564

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{4759}}^1$

素因数の和:4853

約数の個数: 24

約数和(自身を含む): 47980800

約数和(自身を除く): 22301236

約数列:

[1, 2, 4, 19, 38, 71, 76, 142, 284, 1349, 2698, 4759, 5396, 9518, 19036, 90421, 180842, 337889, 361684, 675778, 1351556, 6419891, 12839782, 25679564]

約数ペア:

[(1, 25679564), (2, 12839782), (4, 6419891), (19, 1351556), (38, 675778), (71, 361684), (76, 337889), (142, 180842), (284, 90421), (1349, 19036), (2698, 9518), (4759, 5396)]