51424640

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4229}}^1$

素因数の和:4267

約数の個数: 64

約数和(自身を含む): 129438000

約数和(自身を除く): 78013360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1216, 1520, 2432, 3040, 4229, 6080, 8458, 12160, 16916, 21145, 33832, 42290, 67664, 80351, 84580, 135328, 160702, 169160, 270656, 321404, 338320, 401755, 541312, 642808, 676640, 803510, 1285616, 1353280, 1607020, 2571232, 2706560, 3214040, 5142464, 6428080, 10284928, 12856160, 25712320, 51424640]

約数ペア:

[(1, 51424640), (2, 25712320), (4, 12856160), (5, 10284928), (8, 6428080), (10, 5142464), (16, 3214040), (19, 2706560), (20, 2571232), (32, 1607020), (38, 1353280), (40, 1285616), (64, 803510), (76, 676640), (80, 642808), (95, 541312), (128, 401755), (152, 338320), (160, 321404), (190, 270656), (304, 169160), (320, 160702), (380, 135328), (608, 84580), (640, 80351), (760, 67664), (1216, 42290), (1520, 33832), (2432, 21145), (3040, 16916), (4229, 12160), (6080, 8458)]