1689223952

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{4919}}^1$

素因数の和:5080

約数の個数: 60

約数和(自身を含む): 3572628480

約数和(自身を除く): 1883404528

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 127, 169, 208, 254, 338, 508, 676, 1016, 1352, 1651, 2032, 2704, 3302, 4919, 6604, 9838, 13208, 19676, 21463, 26416, 39352, 42926, 63947, 78704, 85852, 127894, 171704, 255788, 343408, 511576, 624713, 831311, 1023152, 1249426, 1662622, 2498852, 3325244, 4997704, 6650488, 8121269, 9995408, 13300976, 16242538, 32485076, 64970152, 105576497, 129940304, 211152994, 422305988, 844611976, 1689223952]

約数ペア:

[(1, 1689223952), (2, 844611976), (4, 422305988), (8, 211152994), (13, 129940304), (16, 105576497), (26, 64970152), (52, 32485076), (104, 16242538), (127, 13300976), (169, 9995408), (208, 8121269), (254, 6650488), (338, 4997704), (508, 3325244), (676, 2498852), (1016, 1662622), (1352, 1249426), (1651, 1023152), (2032, 831311), (2704, 624713), (3302, 511576), (4919, 343408), (6604, 255788), (9838, 171704), (13208, 127894), (19676, 85852), (21463, 78704), (26416, 63947), (39352, 42926)]