81328030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1161829}}^1$

素因数の和:1161843

約数の個数: 16

約数和(自身を含む): 167303520

約数和(自身を除く): 85975490

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1161829, 2323658, 5809145, 8132803, 11618290, 16265606, 40664015, 81328030]

約数ペア:

[(1, 81328030), (2, 40664015), (5, 16265606), (7, 11618290), (10, 8132803), (14, 5809145), (35, 2323658), (70, 1161829)]