25936880

素因数分解:

$2^4\times 5^1\times {\mathrm{324211}}^1$

素因数の和:324224

約数の個数: 20

約数和(自身を含む): 60303432

約数和(自身を除く): 34366552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 324211, 648422, 1296844, 1621055, 2593688, 3242110, 5187376, 6484220, 12968440, 25936880]

約数ペア:

[(1, 25936880), (2, 12968440), (4, 6484220), (5, 5187376), (8, 3242110), (10, 2593688), (16, 1621055), (20, 1296844), (40, 648422), (80, 324211)]