157212970

素因数分解:

$2^1\times 5^1\times {\mathrm{809}}^1\times {\mathrm{19433}}^1$

素因数の和:20249

約数の個数: 16

約数和(自身を含む): 283347720

約数和(自身を除く): 126134750

約数列:

[1, 2, 5, 10, 809, 1618, 4045, 8090, 19433, 38866, 97165, 194330, 15721297, 31442594, 78606485, 157212970]

約数ペア:

[(1, 157212970), (2, 78606485), (5, 31442594), (10, 15721297), (809, 194330), (1618, 97165), (4045, 38866), (8090, 19433)]