42758600

素因数分解:

$2^3\times 5^2\times {\mathrm{439}}^1\times {\mathrm{487}}^1$

素因数の和:942

約数の個数: 48

約数和(自身を含む): 99844800

約数和(自身を除く): 57086200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 439, 487, 878, 974, 1756, 1948, 2195, 2435, 3512, 3896, 4390, 4870, 8780, 9740, 10975, 12175, 17560, 19480, 21950, 24350, 43900, 48700, 87800, 97400, 213793, 427586, 855172, 1068965, 1710344, 2137930, 4275860, 5344825, 8551720, 10689650, 21379300, 42758600]

約数ペア:

[(1, 42758600), (2, 21379300), (4, 10689650), (5, 8551720), (8, 5344825), (10, 4275860), (20, 2137930), (25, 1710344), (40, 1068965), (50, 855172), (100, 427586), (200, 213793), (439, 97400), (487, 87800), (878, 48700), (974, 43900), (1756, 24350), (1948, 21950), (2195, 19480), (2435, 17560), (3512, 12175), (3896, 10975), (4390, 9740), (4870, 8780)]