680212000

素因数分解:

$2^5\times 5^3\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:268

約数の個数: 192

約数和(自身を含む): 1831624704

約数和(自身を除く): 1151412704

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 103, 104, 125, 127, 130, 160, 200, 206, 208, 250, 254, 260, 325, 400, 412, 416, 500, 508, 515, 520, 635, 650, 800, 824, 1000, 1016, 1030, 1040, 1270, 1300, 1339, 1625, 1648, 1651, 2000, 2032, 2060, 2080, 2540, 2575, 2600, 2678, 3175, 3250, 3296, 3302, 4000, 4064, 4120, 5080, 5150, 5200, 5356, 6350, 6500, 6604, 6695, 8240, 8255, 10160, 10300, 10400, 10712, 12700, 12875, 13000, 13081, 13208, 13390, 15875, 16480, 16510, 20320, 20600, 21424, 25400, 25750, 26000, 26162, 26416, 26780, 31750, 33020, 33475, 41200, 41275, 42848, 50800, 51500, 52000, 52324, 52832, 53560, 63500, 65405, 66040, 66950, 82400, 82550, 101600, 103000, 104648, 107120, 127000, 130810, 132080, 133900, 165100, 167375, 170053, 206000, 206375, 209296, 214240, 254000, 261620, 264160, 267800, 327025, 330200, 334750, 340106, 412000, 412750, 418592, 508000, 523240, 535600, 654050, 660400, 669500, 680212, 825500, 850265, 1046480, 1071200, 1308100, 1320800, 1339000, 1360424, 1635125, 1651000, 1700530, 2092960, 2616200, 2678000, 2720848, 3270250, 3302000, 3401060, 4251325, 5232400, 5356000, 5441696, 6540500, 6604000, 6802120, 8502650, 10464800, 13081000, 13604240, 17005300, 21256625, 26162000, 27208480, 34010600, 42513250, 52324000, 68021200, 85026500, 136042400, 170053000, 340106000, 680212000]

約数ペア:

[(1, 680212000), (2, 340106000), (4, 170053000), (5, 136042400), (8, 85026500), (10, 68021200), (13, 52324000), (16, 42513250), (20, 34010600), (25, 27208480), (26, 26162000), (32, 21256625), (40, 17005300), (50, 13604240), (52, 13081000), (65, 10464800), (80, 8502650), (100, 6802120), (103, 6604000), (104, 6540500), (125, 5441696), (127, 5356000), (130, 5232400), (160, 4251325), (200, 3401060), (206, 3302000), (208, 3270250), (250, 2720848), (254, 2678000), (260, 2616200), (325, 2092960), (400, 1700530), (412, 1651000), (416, 1635125), (500, 1360424), (508, 1339000), (515, 1320800), (520, 1308100), (635, 1071200), (650, 1046480), (800, 850265), (824, 825500), (1000, 680212), (1016, 669500), (1030, 660400), (1040, 654050), (1270, 535600), (1300, 523240), (1339, 508000), (1625, 418592), (1648, 412750), (1651, 412000), (2000, 340106), (2032, 334750), (2060, 330200), (2080, 327025), (2540, 267800), (2575, 264160), (2600, 261620), (2678, 254000), (3175, 214240), (3250, 209296), (3296, 206375), (3302, 206000), (4000, 170053), (4064, 167375), (4120, 165100), (5080, 133900), (5150, 132080), (5200, 130810), (5356, 127000), (6350, 107120), (6500, 104648), (6604, 103000), (6695, 101600), (8240, 82550), (8255, 82400), (10160, 66950), (10300, 66040), (10400, 65405), (10712, 63500), (12700, 53560), (12875, 52832), (13000, 52324), (13081, 52000), (13208, 51500), (13390, 50800), (15875, 42848), (16480, 41275), (16510, 41200), (20320, 33475), (20600, 33020), (21424, 31750), (25400, 26780), (25750, 26416), (26000, 26162)]