81648185

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1\times {\mathrm{1237}}^1$

素因数の和:1592

約数の個数: 16

約数和(自身を含む): 100664256

約数和(自身を除く): 19016071

約数列:

[1, 5, 43, 215, 307, 1237, 1535, 6185, 13201, 53191, 66005, 265955, 379759, 1898795, 16329637, 81648185]

約数ペア:

[(1, 81648185), (5, 16329637), (43, 1898795), (215, 379759), (307, 265955), (1237, 66005), (1535, 53191), (6185, 13201)]