157007080

素因数分解:

$2^3\times 5^1\times {\mathrm{3925177}}^1$

素因数の和:3925188

約数の個数: 16

約数和(自身を含む): 353266020

約数和(自身を除く): 196258940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3925177, 7850354, 15700708, 19625885, 31401416, 39251770, 78503540, 157007080]

約数ペア:

[(1, 157007080), (2, 78503540), (4, 39251770), (5, 31401416), (8, 19625885), (10, 15700708), (20, 7850354), (40, 3925177)]