81406670

素因数分解:

$2^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{76081}}^1$

素因数の和:76195

約数の個数: 16

約数和(自身を含む): 147903408

約数和(自身を除く): 66496738

約数列:

[1, 2, 5, 10, 107, 214, 535, 1070, 76081, 152162, 380405, 760810, 8140667, 16281334, 40703335, 81406670]

約数ペア:

[(1, 81406670), (2, 40703335), (5, 16281334), (10, 8140667), (107, 760810), (214, 380405), (535, 152162), (1070, 76081)]