131569400

素因数分解:

$2^3\times 5^2\times {\mathrm{461}}^1\times {\mathrm{1427}}^1$

素因数の和:1904

約数の個数: 48

約数和(自身を含む): 306777240

約数和(自身を除く): 175207840

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 461, 922, 1427, 1844, 2305, 2854, 3688, 4610, 5708, 7135, 9220, 11416, 11525, 14270, 18440, 23050, 28540, 35675, 46100, 57080, 71350, 92200, 142700, 285400, 657847, 1315694, 2631388, 3289235, 5262776, 6578470, 13156940, 16446175, 26313880, 32892350, 65784700, 131569400]

約数ペア:

[(1, 131569400), (2, 65784700), (4, 32892350), (5, 26313880), (8, 16446175), (10, 13156940), (20, 6578470), (25, 5262776), (40, 3289235), (50, 2631388), (100, 1315694), (200, 657847), (461, 285400), (922, 142700), (1427, 92200), (1844, 71350), (2305, 57080), (2854, 46100), (3688, 35675), (4610, 28540), (5708, 23050), (7135, 18440), (9220, 14270), (11416, 11525)]