208552000

素因数分解:

$2^6\times 5^3\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:357

約数の個数: 112

約数和(自身を含む): 523036800

約数和(自身を除く): 314484800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 131, 160, 199, 200, 250, 262, 320, 398, 400, 500, 524, 655, 796, 800, 995, 1000, 1048, 1310, 1592, 1600, 1990, 2000, 2096, 2620, 3184, 3275, 3980, 4000, 4192, 4975, 5240, 6368, 6550, 7960, 8000, 8384, 9950, 10480, 12736, 13100, 15920, 16375, 19900, 20960, 24875, 26069, 26200, 31840, 32750, 39800, 41920, 49750, 52138, 52400, 63680, 65500, 79600, 99500, 104276, 104800, 130345, 131000, 159200, 199000, 208552, 209600, 260690, 262000, 318400, 398000, 417104, 521380, 524000, 651725, 796000, 834208, 1042760, 1048000, 1303450, 1592000, 1668416, 2085520, 2606900, 3258625, 4171040, 5213800, 6517250, 8342080, 10427600, 13034500, 20855200, 26069000, 41710400, 52138000, 104276000, 208552000]

約数ペア:

[(1, 208552000), (2, 104276000), (4, 52138000), (5, 41710400), (8, 26069000), (10, 20855200), (16, 13034500), (20, 10427600), (25, 8342080), (32, 6517250), (40, 5213800), (50, 4171040), (64, 3258625), (80, 2606900), (100, 2085520), (125, 1668416), (131, 1592000), (160, 1303450), (199, 1048000), (200, 1042760), (250, 834208), (262, 796000), (320, 651725), (398, 524000), (400, 521380), (500, 417104), (524, 398000), (655, 318400), (796, 262000), (800, 260690), (995, 209600), (1000, 208552), (1048, 199000), (1310, 159200), (1592, 131000), (1600, 130345), (1990, 104800), (2000, 104276), (2096, 99500), (2620, 79600), (3184, 65500), (3275, 63680), (3980, 52400), (4000, 52138), (4192, 49750), (4975, 41920), (5240, 39800), (6368, 32750), (6550, 31840), (7960, 26200), (8000, 26069), (8384, 24875), (9950, 20960), (10480, 19900), (12736, 16375), (13100, 15920)]