849478000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1291}}^1$

素因数の和:1368

約数の個数: 160

約数和(自身を含む): 2399275008

約数和(自身を除く): 1549797008

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 47, 50, 56, 70, 80, 94, 100, 112, 125, 140, 175, 188, 200, 235, 250, 280, 329, 350, 376, 400, 470, 500, 560, 658, 700, 752, 875, 940, 1000, 1175, 1291, 1316, 1400, 1645, 1750, 1880, 2000, 2350, 2582, 2632, 2800, 3290, 3500, 3760, 4700, 5164, 5264, 5875, 6455, 6580, 7000, 8225, 9037, 9400, 10328, 11750, 12910, 13160, 14000, 16450, 18074, 18800, 20656, 23500, 25820, 26320, 32275, 32900, 36148, 41125, 45185, 47000, 51640, 60677, 64550, 65800, 72296, 82250, 90370, 94000, 103280, 121354, 129100, 131600, 144592, 161375, 164500, 180740, 225925, 242708, 258200, 303385, 322750, 329000, 361480, 424739, 451850, 485416, 516400, 606770, 645500, 658000, 722960, 849478, 903700, 970832, 1129625, 1213540, 1291000, 1516925, 1698956, 1807400, 2123695, 2259250, 2427080, 2582000, 3033850, 3397912, 3614800, 4247390, 4518500, 4854160, 6067700, 6795824, 7584625, 8494780, 9037000, 10618475, 12135400, 15169250, 16989560, 18074000, 21236950, 24270800, 30338500, 33979120, 42473900, 53092375, 60677000, 84947800, 106184750, 121354000, 169895600, 212369500, 424739000, 849478000]

約数ペア:

[(1, 849478000), (2, 424739000), (4, 212369500), (5, 169895600), (7, 121354000), (8, 106184750), (10, 84947800), (14, 60677000), (16, 53092375), (20, 42473900), (25, 33979120), (28, 30338500), (35, 24270800), (40, 21236950), (47, 18074000), (50, 16989560), (56, 15169250), (70, 12135400), (80, 10618475), (94, 9037000), (100, 8494780), (112, 7584625), (125, 6795824), (140, 6067700), (175, 4854160), (188, 4518500), (200, 4247390), (235, 3614800), (250, 3397912), (280, 3033850), (329, 2582000), (350, 2427080), (376, 2259250), (400, 2123695), (470, 1807400), (500, 1698956), (560, 1516925), (658, 1291000), (700, 1213540), (752, 1129625), (875, 970832), (940, 903700), (1000, 849478), (1175, 722960), (1291, 658000), (1316, 645500), (1400, 606770), (1645, 516400), (1750, 485416), (1880, 451850), (2000, 424739), (2350, 361480), (2582, 329000), (2632, 322750), (2800, 303385), (3290, 258200), (3500, 242708), (3760, 225925), (4700, 180740), (5164, 164500), (5264, 161375), (5875, 144592), (6455, 131600), (6580, 129100), (7000, 121354), (8225, 103280), (9037, 94000), (9400, 90370), (10328, 82250), (11750, 72296), (12910, 65800), (13160, 64550), (14000, 60677), (16450, 51640), (18074, 47000), (18800, 45185), (20656, 41125), (23500, 36148), (25820, 32900), (26320, 32275)]