2661412000

素因数分解:

$2^5\times 5^3\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:209

約数の個数: 288

約数和(自身を含む): 7366754304

約数和(自身を除く): 4705342304

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 32, 40, 50, 52, 62, 65, 80, 100, 104, 124, 125, 127, 130, 155, 160, 169, 200, 208, 248, 250, 254, 260, 310, 325, 338, 400, 403, 416, 496, 500, 508, 520, 620, 635, 650, 676, 775, 800, 806, 845, 992, 1000, 1016, 1040, 1240, 1270, 1300, 1352, 1550, 1612, 1625, 1651, 1690, 2000, 2015, 2032, 2080, 2480, 2540, 2600, 2704, 3100, 3175, 3224, 3250, 3302, 3380, 3875, 3937, 4000, 4030, 4064, 4225, 4960, 5080, 5200, 5239, 5408, 6200, 6350, 6448, 6500, 6604, 6760, 7750, 7874, 8060, 8255, 8450, 10075, 10160, 10400, 10478, 12400, 12700, 12896, 13000, 13208, 13520, 15500, 15748, 15875, 16120, 16510, 16900, 19685, 20150, 20320, 20956, 21125, 21463, 24800, 25400, 26000, 26195, 26416, 27040, 31000, 31496, 31750, 32240, 33020, 33800, 39370, 40300, 41275, 41912, 42250, 42926, 50375, 50800, 51181, 52000, 52390, 52832, 62000, 62992, 63500, 64480, 66040, 67600, 78740, 80600, 82550, 83824, 84500, 85852, 98425, 100750, 101600, 102362, 104780, 107315, 124000, 125984, 127000, 130975, 132080, 135200, 157480, 161200, 165100, 167648, 169000, 171704, 196850, 201500, 204724, 206375, 209560, 214630, 254000, 255905, 261950, 264160, 314960, 322400, 330200, 338000, 343408, 393700, 403000, 409448, 412750, 419120, 429260, 492125, 508000, 511810, 523900, 536575, 629920, 654875, 660400, 665353, 676000, 686816, 787400, 806000, 818896, 825500, 838240, 858520, 984250, 1023620, 1047800, 1073150, 1279525, 1309750, 1320800, 1330706, 1574800, 1612000, 1637792, 1651000, 1717040, 1968500, 2047240, 2095600, 2146300, 2559050, 2619500, 2661412, 2682875, 3149600, 3302000, 3326765, 3434080, 3937000, 4094480, 4191200, 4292600, 5118100, 5239000, 5322824, 5365750, 6397625, 6604000, 6653530, 7874000, 8188960, 8585200, 10236200, 10478000, 10645648, 10731500, 12795250, 13307060, 15748000, 16633825, 17170400, 20472400, 20956000, 21291296, 21463000, 25590500, 26614120, 33267650, 40944800, 42926000, 51181000, 53228240, 66535300, 83169125, 85852000, 102362000, 106456480, 133070600, 166338250, 204724000, 266141200, 332676500, 532282400, 665353000, 1330706000, 2661412000]

約数ペア:

[(1, 2661412000), (2, 1330706000), (4, 665353000), (5, 532282400), (8, 332676500), (10, 266141200), (13, 204724000), (16, 166338250), (20, 133070600), (25, 106456480), (26, 102362000), (31, 85852000), (32, 83169125), (40, 66535300), (50, 53228240), (52, 51181000), (62, 42926000), (65, 40944800), (80, 33267650), (100, 26614120), (104, 25590500), (124, 21463000), (125, 21291296), (127, 20956000), (130, 20472400), (155, 17170400), (160, 16633825), (169, 15748000), (200, 13307060), (208, 12795250), (248, 10731500), (250, 10645648), (254, 10478000), (260, 10236200), (310, 8585200), (325, 8188960), (338, 7874000), (400, 6653530), (403, 6604000), (416, 6397625), (496, 5365750), (500, 5322824), (508, 5239000), (520, 5118100), (620, 4292600), (635, 4191200), (650, 4094480), (676, 3937000), (775, 3434080), (800, 3326765), (806, 3302000), (845, 3149600), (992, 2682875), (1000, 2661412), (1016, 2619500), (1040, 2559050), (1240, 2146300), (1270, 2095600), (1300, 2047240), (1352, 1968500), (1550, 1717040), (1612, 1651000), (1625, 1637792), (1651, 1612000), (1690, 1574800), (2000, 1330706), (2015, 1320800), (2032, 1309750), (2080, 1279525), (2480, 1073150), (2540, 1047800), (2600, 1023620), (2704, 984250), (3100, 858520), (3175, 838240), (3224, 825500), (3250, 818896), (3302, 806000), (3380, 787400), (3875, 686816), (3937, 676000), (4000, 665353), (4030, 660400), (4064, 654875), (4225, 629920), (4960, 536575), (5080, 523900), (5200, 511810), (5239, 508000), (5408, 492125), (6200, 429260), (6350, 419120), (6448, 412750), (6500, 409448), (6604, 403000), (6760, 393700), (7750, 343408), (7874, 338000), (8060, 330200), (8255, 322400), (8450, 314960), (10075, 264160), (10160, 261950), (10400, 255905), (10478, 254000), (12400, 214630), (12700, 209560), (12896, 206375), (13000, 204724), (13208, 201500), (13520, 196850), (15500, 171704), (15748, 169000), (15875, 167648), (16120, 165100), (16510, 161200), (16900, 157480), (19685, 135200), (20150, 132080), (20320, 130975), (20956, 127000), (21125, 125984), (21463, 124000), (24800, 107315), (25400, 104780), (26000, 102362), (26195, 101600), (26416, 100750), (27040, 98425), (31000, 85852), (31496, 84500), (31750, 83824), (32240, 82550), (33020, 80600), (33800, 78740), (39370, 67600), (40300, 66040), (41275, 64480), (41912, 63500), (42250, 62992), (42926, 62000), (50375, 52832), (50800, 52390), (51181, 52000)]