25558856

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{389}}^1$

素因数の和:629

約数の個数: 32

約数和(自身を含む): 49420800

約数和(自身を除く): 23861944

約数列:

[1, 2, 4, 8, 43, 86, 172, 191, 344, 382, 389, 764, 778, 1528, 1556, 3112, 8213, 16426, 16727, 32852, 33454, 65704, 66908, 74299, 133816, 148598, 297196, 594392, 3194857, 6389714, 12779428, 25558856]

約数ペア:

[(1, 25558856), (2, 12779428), (4, 6389714), (8, 3194857), (43, 594392), (86, 297196), (172, 148598), (191, 133816), (344, 74299), (382, 66908), (389, 65704), (764, 33454), (778, 32852), (1528, 16727), (1556, 16426), (3112, 8213)]