72156985

素因数分解:

$5^1\times {\mathrm{47}}^3\times {\mathrm{139}}^1$

素因数の和:285

約数の個数: 16

約数和(自身を含む): 89107200

約数和(自身を除く): 16950215

約数列:

[1, 5, 47, 139, 235, 695, 2209, 6533, 11045, 32665, 103823, 307051, 519115, 1535255, 14431397, 72156985]

約数ペア:

[(1, 72156985), (5, 14431397), (47, 1535255), (139, 519115), (235, 307051), (695, 103823), (2209, 32665), (6533, 11045)]