68411305

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{151}}^1\times {\mathrm{251}}^1$

素因数の和:445

約数の個数: 24

約数和(自身を含む): 87562944

約数和(自身を除く): 19151639

約数列:

[1, 5, 19, 95, 151, 251, 361, 755, 1255, 1805, 2869, 4769, 14345, 23845, 37901, 54511, 90611, 189505, 272555, 453055, 720119, 3600595, 13682261, 68411305]

約数ペア:

[(1, 68411305), (5, 13682261), (19, 3600595), (95, 720119), (151, 453055), (251, 272555), (361, 189505), (755, 90611), (1255, 54511), (1805, 37901), (2869, 23845), (4769, 14345)]