65644800

素因数分解:

$2^8\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{263}}^1$

素因数の和:305

約数の個数: 216

約数和(自身を含む): 234193344

約数和(自身を除く): 168548544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 39, 40, 48, 50, 52, 60, 64, 65, 75, 78, 80, 96, 100, 104, 120, 128, 130, 150, 156, 160, 192, 195, 200, 208, 240, 256, 260, 263, 300, 312, 320, 325, 384, 390, 400, 416, 480, 520, 526, 600, 624, 640, 650, 768, 780, 789, 800, 832, 960, 975, 1040, 1052, 1200, 1248, 1280, 1300, 1315, 1560, 1578, 1600, 1664, 1920, 1950, 2080, 2104, 2400, 2496, 2600, 2630, 3120, 3156, 3200, 3328, 3419, 3840, 3900, 3945, 4160, 4208, 4800, 4992, 5200, 5260, 6240, 6312, 6400, 6575, 6838, 7800, 7890, 8320, 8416, 9600, 9984, 10257, 10400, 10520, 12480, 12624, 13150, 13676, 15600, 15780, 16640, 16832, 17095, 19200, 19725, 20514, 20800, 21040, 24960, 25248, 26300, 27352, 31200, 31560, 33664, 34190, 39450, 41028, 41600, 42080, 49920, 50496, 51285, 52600, 54704, 62400, 63120, 67328, 68380, 78900, 82056, 83200, 84160, 85475, 100992, 102570, 105200, 109408, 124800, 126240, 136760, 157800, 164112, 168320, 170950, 201984, 205140, 210400, 218816, 249600, 252480, 256425, 273520, 315600, 328224, 336640, 341900, 410280, 420800, 437632, 504960, 512850, 547040, 631200, 656448, 683800, 820560, 841600, 875264, 1009920, 1025700, 1094080, 1262400, 1312896, 1367600, 1641120, 1683200, 2051400, 2188160, 2524800, 2625792, 2735200, 3282240, 4102800, 4376320, 5049600, 5470400, 6564480, 8205600, 10940800, 13128960, 16411200, 21881600, 32822400, 65644800]

約数ペア:

[(1, 65644800), (2, 32822400), (3, 21881600), (4, 16411200), (5, 13128960), (6, 10940800), (8, 8205600), (10, 6564480), (12, 5470400), (13, 5049600), (15, 4376320), (16, 4102800), (20, 3282240), (24, 2735200), (25, 2625792), (26, 2524800), (30, 2188160), (32, 2051400), (39, 1683200), (40, 1641120), (48, 1367600), (50, 1312896), (52, 1262400), (60, 1094080), (64, 1025700), (65, 1009920), (75, 875264), (78, 841600), (80, 820560), (96, 683800), (100, 656448), (104, 631200), (120, 547040), (128, 512850), (130, 504960), (150, 437632), (156, 420800), (160, 410280), (192, 341900), (195, 336640), (200, 328224), (208, 315600), (240, 273520), (256, 256425), (260, 252480), (263, 249600), (300, 218816), (312, 210400), (320, 205140), (325, 201984), (384, 170950), (390, 168320), (400, 164112), (416, 157800), (480, 136760), (520, 126240), (526, 124800), (600, 109408), (624, 105200), (640, 102570), (650, 100992), (768, 85475), (780, 84160), (789, 83200), (800, 82056), (832, 78900), (960, 68380), (975, 67328), (1040, 63120), (1052, 62400), (1200, 54704), (1248, 52600), (1280, 51285), (1300, 50496), (1315, 49920), (1560, 42080), (1578, 41600), (1600, 41028), (1664, 39450), (1920, 34190), (1950, 33664), (2080, 31560), (2104, 31200), (2400, 27352), (2496, 26300), (2600, 25248), (2630, 24960), (3120, 21040), (3156, 20800), (3200, 20514), (3328, 19725), (3419, 19200), (3840, 17095), (3900, 16832), (3945, 16640), (4160, 15780), (4208, 15600), (4800, 13676), (4992, 13150), (5200, 12624), (5260, 12480), (6240, 10520), (6312, 10400), (6400, 10257), (6575, 9984), (6838, 9600), (7800, 8416), (7890, 8320)]