157021155880

素因数分解:

$2^3\times 5^1\times {\mathrm{3925528897}}^1$

素因数の和:3925528908

約数の個数: 16

約数和(自身を含む): 353297600820

約数和(自身を除く): 196276444940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3925528897, 7851057794, 15702115588, 19627644485, 31404231176, 39255288970, 78510577940, 157021155880]

約数ペア:

[(1, 157021155880), (2, 78510577940), (4, 39255288970), (5, 31404231176), (8, 19627644485), (10, 15702115588), (20, 7851057794), (40, 3925528897)]