81805190

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{481207}}^1$

素因数の和:481231

約数の個数: 16

約数和(自身を含む): 155911392

約数和(自身を除く): 74106202

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 481207, 962414, 2406035, 4812070, 8180519, 16361038, 40902595, 81805190]

約数ペア:

[(1, 81805190), (2, 40902595), (5, 16361038), (10, 8180519), (17, 4812070), (34, 2406035), (85, 962414), (170, 481207)]