42507800

素因数分解:

$2^3\times 5^2\times {\mathrm{257}}^1\times {\mathrm{827}}^1$

素因数の和:1100

約数の個数: 48

約数和(自身を含む): 99335160

約数和(自身を除く): 56827360

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 257, 514, 827, 1028, 1285, 1654, 2056, 2570, 3308, 4135, 5140, 6425, 6616, 8270, 10280, 12850, 16540, 20675, 25700, 33080, 41350, 51400, 82700, 165400, 212539, 425078, 850156, 1062695, 1700312, 2125390, 4250780, 5313475, 8501560, 10626950, 21253900, 42507800]

約数ペア:

[(1, 42507800), (2, 21253900), (4, 10626950), (5, 8501560), (8, 5313475), (10, 4250780), (20, 2125390), (25, 1700312), (40, 1062695), (50, 850156), (100, 425078), (200, 212539), (257, 165400), (514, 82700), (827, 51400), (1028, 41350), (1285, 33080), (1654, 25700), (2056, 20675), (2570, 16540), (3308, 12850), (4135, 10280), (5140, 8270), (6425, 6616)]