82131880

素因数分解:

$2^3\times 5^1\times {\mathrm{1307}}^1\times {\mathrm{1571}}^1$

素因数の和:2889

約数の個数: 32

約数和(自身を含む): 185055840

約数和(自身を除く): 102923960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1307, 1571, 2614, 3142, 5228, 6284, 6535, 7855, 10456, 12568, 13070, 15710, 26140, 31420, 52280, 62840, 2053297, 4106594, 8213188, 10266485, 16426376, 20532970, 41065940, 82131880]

約数ペア:

[(1, 82131880), (2, 41065940), (4, 20532970), (5, 16426376), (8, 10266485), (10, 8213188), (20, 4106594), (40, 2053297), (1307, 62840), (1571, 52280), (2614, 31420), (3142, 26140), (5228, 15710), (6284, 13070), (6535, 12568), (7855, 10456)]