156955212080

素因数分解:

$2^4\times 5^1\times {\mathrm{1961940151}}^1$

素因数の和:1961940164

約数の個数: 20

約数和(自身を含む): 364920868272

約数和(自身を除く): 207965656192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1961940151, 3923880302, 7847760604, 9809700755, 15695521208, 19619401510, 31391042416, 39238803020, 78477606040, 156955212080]

約数ペア:

[(1, 156955212080), (2, 78477606040), (4, 39238803020), (5, 31391042416), (8, 19619401510), (10, 15695521208), (16, 9809700755), (20, 7847760604), (40, 3923880302), (80, 1961940151)]