256544556

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{5381}}^1$

素因数の和:5554

約数の個数: 48

約数和(自身を含む): 623881440

約数和(自身を除く): 367336884

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 87, 116, 137, 174, 274, 348, 411, 548, 822, 1644, 3973, 5381, 7946, 10762, 11919, 15892, 16143, 21524, 23838, 32286, 47676, 64572, 156049, 312098, 468147, 624196, 737197, 936294, 1474394, 1872588, 2211591, 2948788, 4423182, 8846364, 21378713, 42757426, 64136139, 85514852, 128272278, 256544556]

約数ペア:

[(1, 256544556), (2, 128272278), (3, 85514852), (4, 64136139), (6, 42757426), (12, 21378713), (29, 8846364), (58, 4423182), (87, 2948788), (116, 2211591), (137, 1872588), (174, 1474394), (274, 936294), (348, 737197), (411, 624196), (548, 468147), (822, 312098), (1644, 156049), (3973, 64572), (5381, 47676), (7946, 32286), (10762, 23838), (11919, 21524), (15892, 16143)]