13277800

素因数分解:

$2^3\times 5^2\times {\mathrm{197}}^1\times {\mathrm{337}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 31119660

約数和(自身を除く): 17841860

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 197, 200, 337, 394, 674, 788, 985, 1348, 1576, 1685, 1970, 2696, 3370, 3940, 4925, 6740, 7880, 8425, 9850, 13480, 16850, 19700, 33700, 39400, 66389, 67400, 132778, 265556, 331945, 531112, 663890, 1327780, 1659725, 2655560, 3319450, 6638900, 13277800]

約数ペア:

[(1, 13277800), (2, 6638900), (4, 3319450), (5, 2655560), (8, 1659725), (10, 1327780), (20, 663890), (25, 531112), (40, 331945), (50, 265556), (100, 132778), (197, 67400), (200, 66389), (337, 39400), (394, 33700), (674, 19700), (788, 16850), (985, 13480), (1348, 9850), (1576, 8425), (1685, 7880), (1970, 6740), (2696, 4925), (3370, 3940)]