50025400

素因数分解:

$2^3\times 5^2\times {\mathrm{389}}^1\times {\mathrm{643}}^1$

素因数の和:1048

約数の個数: 48

約数和(自身を含む): 116789400

約数和(自身を除く): 66764000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 389, 643, 778, 1286, 1556, 1945, 2572, 3112, 3215, 3890, 5144, 6430, 7780, 9725, 12860, 15560, 16075, 19450, 25720, 32150, 38900, 64300, 77800, 128600, 250127, 500254, 1000508, 1250635, 2001016, 2501270, 5002540, 6253175, 10005080, 12506350, 25012700, 50025400]

約数ペア:

[(1, 50025400), (2, 25012700), (4, 12506350), (5, 10005080), (8, 6253175), (10, 5002540), (20, 2501270), (25, 2001016), (40, 1250635), (50, 1000508), (100, 500254), (200, 250127), (389, 128600), (643, 77800), (778, 64300), (1286, 38900), (1556, 32150), (1945, 25720), (2572, 19450), (3112, 16075), (3215, 15560), (3890, 12860), (5144, 9725), (6430, 7780)]