25218630

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{280207}}^1$

素因数の和:280220

約数の個数: 24

約数和(自身を含む): 65568672

約数和(自身を除く): 40350042

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 280207, 560414, 840621, 1401035, 1681242, 2521863, 2802070, 4203105, 5043726, 8406210, 12609315, 25218630]

約数ペア:

[(1, 25218630), (2, 12609315), (3, 8406210), (5, 5043726), (6, 4203105), (9, 2802070), (10, 2521863), (15, 1681242), (18, 1401035), (30, 840621), (45, 560414), (90, 280207)]