49945000

素因数分解:

$2^3\times 5^4\times 7^1\times {\mathrm{1427}}^1$

素因数の和:1460

約数の個数: 80

約数和(自身を含む): 133832160

約数和(自身を除く): 83887160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 200, 250, 280, 350, 500, 625, 700, 875, 1000, 1250, 1400, 1427, 1750, 2500, 2854, 3500, 4375, 5000, 5708, 7000, 7135, 8750, 9989, 11416, 14270, 17500, 19978, 28540, 35000, 35675, 39956, 49945, 57080, 71350, 79912, 99890, 142700, 178375, 199780, 249725, 285400, 356750, 399560, 499450, 713500, 891875, 998900, 1248625, 1427000, 1783750, 1997800, 2497250, 3567500, 4994500, 6243125, 7135000, 9989000, 12486250, 24972500, 49945000]

約数ペア:

[(1, 49945000), (2, 24972500), (4, 12486250), (5, 9989000), (7, 7135000), (8, 6243125), (10, 4994500), (14, 3567500), (20, 2497250), (25, 1997800), (28, 1783750), (35, 1427000), (40, 1248625), (50, 998900), (56, 891875), (70, 713500), (100, 499450), (125, 399560), (140, 356750), (175, 285400), (200, 249725), (250, 199780), (280, 178375), (350, 142700), (500, 99890), (625, 79912), (700, 71350), (875, 57080), (1000, 49945), (1250, 39956), (1400, 35675), (1427, 35000), (1750, 28540), (2500, 19978), (2854, 17500), (3500, 14270), (4375, 11416), (5000, 9989), (5708, 8750), (7000, 7135)]