165640945

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{45319}}^1$

素因数の和:45384

約数の個数: 16

約数和(自身を含む): 215360640

約数和(自身を除く): 49719695

約数列:

[1, 5, 17, 43, 85, 215, 731, 3655, 45319, 226595, 770423, 1948717, 3852115, 9743585, 33128189, 165640945]

約数ペア:

[(1, 165640945), (5, 33128189), (17, 9743585), (43, 3852115), (85, 1948717), (215, 770423), (731, 226595), (3655, 45319)]