66730280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{87803}}^1$

素因数の和:87833

約数の個数: 32

約数和(自身を含む): 158047200

約数和(自身を除く): 91316920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 87803, 175606, 351212, 439015, 702424, 878030, 1668257, 1756060, 3336514, 3512120, 6673028, 8341285, 13346056, 16682570, 33365140, 66730280]

約数ペア:

[(1, 66730280), (2, 33365140), (4, 16682570), (5, 13346056), (8, 8341285), (10, 6673028), (19, 3512120), (20, 3336514), (38, 1756060), (40, 1668257), (76, 878030), (95, 702424), (152, 439015), (190, 351212), (380, 175606), (760, 87803)]