2499232000

素因数分解:

$2^8\times 5^3\times {\mathrm{78101}}^1$

素因数の和:78132

約数の個数: 72

約数和(自身を含む): 6225979032

約数和(自身を除く): 3726747032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 256, 320, 400, 500, 640, 800, 1000, 1280, 1600, 2000, 3200, 4000, 6400, 8000, 16000, 32000, 78101, 156202, 312404, 390505, 624808, 781010, 1249616, 1562020, 1952525, 2499232, 3124040, 3905050, 4998464, 6248080, 7810100, 9762625, 9996928, 12496160, 15620200, 19525250, 19993856, 24992320, 31240400, 39050500, 49984640, 62480800, 78101000, 99969280, 124961600, 156202000, 249923200, 312404000, 499846400, 624808000, 1249616000, 2499232000]

約数ペア:

[(1, 2499232000), (2, 1249616000), (4, 624808000), (5, 499846400), (8, 312404000), (10, 249923200), (16, 156202000), (20, 124961600), (25, 99969280), (32, 78101000), (40, 62480800), (50, 49984640), (64, 39050500), (80, 31240400), (100, 24992320), (125, 19993856), (128, 19525250), (160, 15620200), (200, 12496160), (250, 9996928), (256, 9762625), (320, 7810100), (400, 6248080), (500, 4998464), (640, 3905050), (800, 3124040), (1000, 2499232), (1280, 1952525), (1600, 1562020), (2000, 1249616), (3200, 781010), (4000, 624808), (6400, 390505), (8000, 312404), (16000, 156202), (32000, 78101)]