814171520

素因数分解:

$2^7\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43867}}^1$

素因数の和:43915

約数の個数: 64

約数和(自身を含む): 2013541200

約数和(自身を除く): 1199369680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 290, 320, 464, 580, 640, 928, 1160, 1856, 2320, 3712, 4640, 9280, 18560, 43867, 87734, 175468, 219335, 350936, 438670, 701872, 877340, 1272143, 1403744, 1754680, 2544286, 2807488, 3509360, 5088572, 5614976, 6360715, 7018720, 10177144, 12721430, 14037440, 20354288, 25442860, 28074880, 40708576, 50885720, 81417152, 101771440, 162834304, 203542880, 407085760, 814171520]

約数ペア:

[(1, 814171520), (2, 407085760), (4, 203542880), (5, 162834304), (8, 101771440), (10, 81417152), (16, 50885720), (20, 40708576), (29, 28074880), (32, 25442860), (40, 20354288), (58, 14037440), (64, 12721430), (80, 10177144), (116, 7018720), (128, 6360715), (145, 5614976), (160, 5088572), (232, 3509360), (290, 2807488), (320, 2544286), (464, 1754680), (580, 1403744), (640, 1272143), (928, 877340), (1160, 701872), (1856, 438670), (2320, 350936), (3712, 219335), (4640, 175468), (9280, 87734), (18560, 43867)]