66908120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{88037}}^1$

素因数の和:88067

約数の個数: 32

約数和(自身を含む): 158468400

約数和(自身を除く): 91560280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 88037, 176074, 352148, 440185, 704296, 880370, 1672703, 1760740, 3345406, 3521480, 6690812, 8363515, 13381624, 16727030, 33454060, 66908120]

約数ペア:

[(1, 66908120), (2, 33454060), (4, 16727030), (5, 13381624), (8, 8363515), (10, 6690812), (19, 3521480), (20, 3345406), (38, 1760740), (40, 1672703), (76, 880370), (95, 704296), (152, 440185), (190, 352148), (380, 176074), (760, 88037)]