82549520

素因数分解:

$2^4\times 5^1\times {\mathrm{1031869}}^1$

素因数の和:1031882

約数の個数: 20

約数和(自身を含む): 191927820

約数和(自身を除く): 109378300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1031869, 2063738, 4127476, 5159345, 8254952, 10318690, 16509904, 20637380, 41274760, 82549520]

約数ペア:

[(1, 82549520), (2, 41274760), (4, 20637380), (5, 16509904), (8, 10318690), (10, 8254952), (16, 5159345), (20, 4127476), (40, 2063738), (80, 1031869)]