155292080

素因数分解:

$2^4\times 5^1\times {\mathrm{1941151}}^1$

素因数の和:1941164

約数の個数: 20

約数和(自身を含む): 361054272

約数和(自身を除く): 205762192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1941151, 3882302, 7764604, 9705755, 15529208, 19411510, 31058416, 38823020, 77646040, 155292080]

約数ペア:

[(1, 155292080), (2, 77646040), (4, 38823020), (5, 31058416), (8, 19411510), (10, 15529208), (16, 9705755), (20, 7764604), (40, 3882302), (80, 1941151)]