81145030

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{172649}}^1$

素因数の和:172703

約数の個数: 16

約数和(自身を含む): 149169600

約数和(自身を除く): 68024570

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 172649, 345298, 863245, 1726490, 8114503, 16229006, 40572515, 81145030]

約数ペア:

[(1, 81145030), (2, 40572515), (5, 16229006), (10, 8114503), (47, 1726490), (94, 863245), (235, 345298), (470, 172649)]