1022638000

素因数分解:

$2^4\times 5^3\times {\mathrm{109}}^1\times {\mathrm{4691}}^1$

素因数の和:4823

約数の個数: 80

約数和(自身を含む): 2495956320

約数和(自身を除く): 1473318320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 109, 125, 200, 218, 250, 400, 436, 500, 545, 872, 1000, 1090, 1744, 2000, 2180, 2725, 4360, 4691, 5450, 8720, 9382, 10900, 13625, 18764, 21800, 23455, 27250, 37528, 43600, 46910, 54500, 75056, 93820, 109000, 117275, 187640, 218000, 234550, 375280, 469100, 511319, 586375, 938200, 1022638, 1172750, 1876400, 2045276, 2345500, 2556595, 4090552, 4691000, 5113190, 8181104, 9382000, 10226380, 12782975, 20452760, 25565950, 40905520, 51131900, 63914875, 102263800, 127829750, 204527600, 255659500, 511319000, 1022638000]

約数ペア:

[(1, 1022638000), (2, 511319000), (4, 255659500), (5, 204527600), (8, 127829750), (10, 102263800), (16, 63914875), (20, 51131900), (25, 40905520), (40, 25565950), (50, 20452760), (80, 12782975), (100, 10226380), (109, 9382000), (125, 8181104), (200, 5113190), (218, 4691000), (250, 4090552), (400, 2556595), (436, 2345500), (500, 2045276), (545, 1876400), (872, 1172750), (1000, 1022638), (1090, 938200), (1744, 586375), (2000, 511319), (2180, 469100), (2725, 375280), (4360, 234550), (4691, 218000), (5450, 187640), (8720, 117275), (9382, 109000), (10900, 93820), (13625, 75056), (18764, 54500), (21800, 46910), (23455, 43600), (27250, 37528)]