25325680

素因数分解:

$2^4\times 5^1\times {\mathrm{316571}}^1$

素因数の和:316584

約数の個数: 20

約数和(自身を含む): 58882392

約数和(自身を除く): 33556712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 316571, 633142, 1266284, 1582855, 2532568, 3165710, 5065136, 6331420, 12662840, 25325680]

約数ペア:

[(1, 25325680), (2, 12662840), (4, 6331420), (5, 5065136), (8, 3165710), (10, 2532568), (16, 1582855), (20, 1266284), (40, 633142), (80, 316571)]