201768705680

素因数分解:

$2^4\times 5^1\times {\mathrm{257}}^1\times {\mathrm{563}}^1\times {\mathrm{17431}}^1$

素因数の和:18264

約数の個数: 80

約数和(自身を含む): 471801124224

約数和(自身を除く): 270032418544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 257, 514, 563, 1028, 1126, 1285, 2056, 2252, 2570, 2815, 4112, 4504, 5140, 5630, 9008, 10280, 11260, 17431, 20560, 22520, 34862, 45040, 69724, 87155, 139448, 144691, 174310, 278896, 289382, 348620, 578764, 697240, 723455, 1157528, 1394480, 1446910, 2315056, 2893820, 4479767, 5787640, 8959534, 9813653, 11575280, 17919068, 19627306, 22398835, 35838136, 39254612, 44797670, 49068265, 71676272, 78509224, 89595340, 98136530, 157018448, 179190680, 196273060, 358381360, 392546120, 785092240, 2522108821, 5044217642, 10088435284, 12610544105, 20176870568, 25221088210, 40353741136, 50442176420, 100884352840, 201768705680]

約数ペア:

[(1, 201768705680), (2, 100884352840), (4, 50442176420), (5, 40353741136), (8, 25221088210), (10, 20176870568), (16, 12610544105), (20, 10088435284), (40, 5044217642), (80, 2522108821), (257, 785092240), (514, 392546120), (563, 358381360), (1028, 196273060), (1126, 179190680), (1285, 157018448), (2056, 98136530), (2252, 89595340), (2570, 78509224), (2815, 71676272), (4112, 49068265), (4504, 44797670), (5140, 39254612), (5630, 35838136), (9008, 22398835), (10280, 19627306), (11260, 17919068), (17431, 11575280), (20560, 9813653), (22520, 8959534), (34862, 5787640), (45040, 4479767), (69724, 2893820), (87155, 2315056), (139448, 1446910), (144691, 1394480), (174310, 1157528), (278896, 723455), (289382, 697240), (348620, 578764)]