48554980

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^2\times {\mathrm{389}}^1$

素因数の和:556

約数の個数: 36

約数和(自身を含む): 103537980

約数和(自身を除く): 54983000

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 389, 395, 778, 790, 1556, 1580, 1945, 3890, 6241, 7780, 12482, 24964, 30731, 31205, 61462, 62410, 122924, 124820, 153655, 307310, 614620, 2427749, 4855498, 9710996, 12138745, 24277490, 48554980]

約数ペア:

[(1, 48554980), (2, 24277490), (4, 12138745), (5, 9710996), (10, 4855498), (20, 2427749), (79, 614620), (158, 307310), (316, 153655), (389, 124820), (395, 122924), (778, 62410), (790, 61462), (1556, 31205), (1580, 30731), (1945, 24964), (3890, 12482), (6241, 7780)]