56555841640

素因数分解:

$2^3\times 5^1\times {\mathrm{499}}^1\times {\mathrm{557}}^1\times {\mathrm{5087}}^1$

素因数の和:6154

約数の個数: 64

約数和(自身を含む): 127759680000

約数和(自身を除く): 71203838360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 499, 557, 998, 1114, 1996, 2228, 2495, 2785, 3992, 4456, 4990, 5087, 5570, 9980, 10174, 11140, 19960, 20348, 22280, 25435, 40696, 50870, 101740, 203480, 277943, 555886, 1111772, 1389715, 2223544, 2538413, 2779430, 2833459, 5076826, 5558860, 5666918, 10153652, 11117720, 11333836, 12692065, 14167295, 20307304, 22667672, 25384130, 28334590, 50768260, 56669180, 101536520, 113338360, 1413896041, 2827792082, 5655584164, 7069480205, 11311168328, 14138960410, 28277920820, 56555841640]

約数ペア:

[(1, 56555841640), (2, 28277920820), (4, 14138960410), (5, 11311168328), (8, 7069480205), (10, 5655584164), (20, 2827792082), (40, 1413896041), (499, 113338360), (557, 101536520), (998, 56669180), (1114, 50768260), (1996, 28334590), (2228, 25384130), (2495, 22667672), (2785, 20307304), (3992, 14167295), (4456, 12692065), (4990, 11333836), (5087, 11117720), (5570, 10153652), (9980, 5666918), (10174, 5558860), (11140, 5076826), (19960, 2833459), (20348, 2779430), (22280, 2538413), (25435, 2223544), (40696, 1389715), (50870, 1111772), (101740, 555886), (203480, 277943)]