52138000

素因数分解:

$2^4\times 5^3\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:353

約数の個数: 80

約数和(自身を含む): 127670400

約数和(自身を除く): 75532400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 131, 199, 200, 250, 262, 398, 400, 500, 524, 655, 796, 995, 1000, 1048, 1310, 1592, 1990, 2000, 2096, 2620, 3184, 3275, 3980, 4975, 5240, 6550, 7960, 9950, 10480, 13100, 15920, 16375, 19900, 24875, 26069, 26200, 32750, 39800, 49750, 52138, 52400, 65500, 79600, 99500, 104276, 130345, 131000, 199000, 208552, 260690, 262000, 398000, 417104, 521380, 651725, 1042760, 1303450, 2085520, 2606900, 3258625, 5213800, 6517250, 10427600, 13034500, 26069000, 52138000]

約数ペア:

[(1, 52138000), (2, 26069000), (4, 13034500), (5, 10427600), (8, 6517250), (10, 5213800), (16, 3258625), (20, 2606900), (25, 2085520), (40, 1303450), (50, 1042760), (80, 651725), (100, 521380), (125, 417104), (131, 398000), (199, 262000), (200, 260690), (250, 208552), (262, 199000), (398, 131000), (400, 130345), (500, 104276), (524, 99500), (655, 79600), (796, 65500), (995, 52400), (1000, 52138), (1048, 49750), (1310, 39800), (1592, 32750), (1990, 26200), (2000, 26069), (2096, 24875), (2620, 19900), (3184, 16375), (3275, 15920), (3980, 13100), (4975, 10480), (5240, 9950), (6550, 7960)]