52810640

素因数分解:

$2^4\times 5^1\times {\mathrm{389}}^1\times {\mathrm{1697}}^1$

素因数の和:2099

約数の個数: 40

約数和(自身を含む): 123172920

約数和(自身を除く): 70362280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 389, 778, 1556, 1697, 1945, 3112, 3394, 3890, 6224, 6788, 7780, 8485, 13576, 15560, 16970, 27152, 31120, 33940, 67880, 135760, 660133, 1320266, 2640532, 3300665, 5281064, 6601330, 10562128, 13202660, 26405320, 52810640]

約数ペア:

[(1, 52810640), (2, 26405320), (4, 13202660), (5, 10562128), (8, 6601330), (10, 5281064), (16, 3300665), (20, 2640532), (40, 1320266), (80, 660133), (389, 135760), (778, 67880), (1556, 33940), (1697, 31120), (1945, 27152), (3112, 16970), (3394, 15560), (3890, 13576), (6224, 8485), (6788, 7780)]