5087996000

素因数分解:

$2^5\times 5^3\times {\mathrm{1271999}}^1$

素因数の和:1272024

約数の個数: 48

約数和(自身を含む): 12501216000

約数和(自身を除く): 7413220000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 1271999, 2543998, 5087996, 6359995, 10175992, 12719990, 20351984, 25439980, 31799975, 40703968, 50879960, 63599950, 101759920, 127199900, 158999875, 203519840, 254399800, 317999750, 508799600, 635999500, 1017599200, 1271999000, 2543998000, 5087996000]

約数ペア:

[(1, 5087996000), (2, 2543998000), (4, 1271999000), (5, 1017599200), (8, 635999500), (10, 508799600), (16, 317999750), (20, 254399800), (25, 203519840), (32, 158999875), (40, 127199900), (50, 101759920), (80, 63599950), (100, 50879960), (125, 40703968), (160, 31799975), (200, 25439980), (250, 20351984), (400, 12719990), (500, 10175992), (800, 6359995), (1000, 5087996), (2000, 2543998), (4000, 1271999)]