71564210

素因数分解:

$2^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{23011}}^1$

素因数の和:23329

約数の個数: 16

約数和(自身を含む): 129235392

約数和(自身を除く): 57671182

約数列:

[1, 2, 5, 10, 311, 622, 1555, 3110, 23011, 46022, 115055, 230110, 7156421, 14312842, 35782105, 71564210]

約数ペア:

[(1, 71564210), (2, 35782105), (5, 14312842), (10, 7156421), (311, 230110), (622, 115055), (1555, 46022), (3110, 23011)]