48700000

素因数分解:

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

素因数の和:522

約数の個数: 72

約数和(自身を含む): 120086064

約数和(自身を除く): 71386064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 487, 500, 625, 800, 974, 1000, 1250, 1948, 2000, 2435, 2500, 3125, 3896, 4000, 4870, 5000, 6250, 7792, 9740, 10000, 12175, 12500, 15584, 19480, 20000, 24350, 25000, 38960, 48700, 50000, 60875, 77920, 97400, 100000, 121750, 194800, 243500, 304375, 389600, 487000, 608750, 974000, 1217500, 1521875, 1948000, 2435000, 3043750, 4870000, 6087500, 9740000, 12175000, 24350000, 48700000]

約数ペア:

[(1, 48700000), (2, 24350000), (4, 12175000), (5, 9740000), (8, 6087500), (10, 4870000), (16, 3043750), (20, 2435000), (25, 1948000), (32, 1521875), (40, 1217500), (50, 974000), (80, 608750), (100, 487000), (125, 389600), (160, 304375), (200, 243500), (250, 194800), (400, 121750), (487, 100000), (500, 97400), (625, 77920), (800, 60875), (974, 50000), (1000, 48700), (1250, 38960), (1948, 25000), (2000, 24350), (2435, 20000), (2500, 19480), (3125, 15584), (3896, 12500), (4000, 12175), (4870, 10000), (5000, 9740), (6250, 7792)]