5111200

素因数分解:

$2^5\times 5^2\times {\mathrm{6389}}^1$

素因数の和:6409

約数の個数: 36

約数和(自身を含む): 12479670

約数和(自身を除く): 7368470

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 6389, 12778, 25556, 31945, 51112, 63890, 102224, 127780, 159725, 204448, 255560, 319450, 511120, 638900, 1022240, 1277800, 2555600, 5111200]

約数ペア:

[(1, 5111200), (2, 2555600), (4, 1277800), (5, 1022240), (8, 638900), (10, 511120), (16, 319450), (20, 255560), (25, 204448), (32, 159725), (40, 127780), (50, 102224), (80, 63890), (100, 51112), (160, 31945), (200, 25556), (400, 12778), (800, 6389)]