25128656

素因数分解:

$2^4\times 7^1\times {\mathrm{224363}}^1$

素因数の和:224378

約数の個数: 20

約数和(自身を含む): 55642272

約数和(自身を除く): 30513616

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 224363, 448726, 897452, 1570541, 1794904, 3141082, 3589808, 6282164, 12564328, 25128656]

約数ペア:

[(1, 25128656), (2, 12564328), (4, 6282164), (7, 3589808), (8, 3141082), (14, 1794904), (16, 1570541), (28, 897452), (56, 448726), (112, 224363)]