68155600

素因数分解:

$2^4\times 5^2\times {\mathrm{170389}}^1$

素因数の和:170407

約数の個数: 30

約数和(自身を含む): 163744790

約数和(自身を除く): 95589190

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 170389, 340778, 681556, 851945, 1363112, 1703890, 2726224, 3407780, 4259725, 6815560, 8519450, 13631120, 17038900, 34077800, 68155600]

約数ペア:

[(1, 68155600), (2, 34077800), (4, 17038900), (5, 13631120), (8, 8519450), (10, 6815560), (16, 4259725), (20, 3407780), (25, 2726224), (40, 1703890), (50, 1363112), (80, 851945), (100, 681556), (200, 340778), (400, 170389)]