51866820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{1493}}^1$

素因数の和:1701

約数の個数: 72

約数和(自身を含む): 158250456

約数和(自身を除く): 106383636

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 193, 386, 579, 772, 965, 1158, 1493, 1737, 1930, 2316, 2895, 2986, 3474, 3860, 4479, 5790, 5972, 6948, 7465, 8685, 8958, 11580, 13437, 14930, 17370, 17916, 22395, 26874, 29860, 34740, 44790, 53748, 67185, 89580, 134370, 268740, 288149, 576298, 864447, 1152596, 1440745, 1728894, 2593341, 2881490, 3457788, 4322235, 5186682, 5762980, 8644470, 10373364, 12966705, 17288940, 25933410, 51866820]

約数ペア:

[(1, 51866820), (2, 25933410), (3, 17288940), (4, 12966705), (5, 10373364), (6, 8644470), (9, 5762980), (10, 5186682), (12, 4322235), (15, 3457788), (18, 2881490), (20, 2593341), (30, 1728894), (36, 1440745), (45, 1152596), (60, 864447), (90, 576298), (180, 288149), (193, 268740), (386, 134370), (579, 89580), (772, 67185), (965, 53748), (1158, 44790), (1493, 34740), (1737, 29860), (1930, 26874), (2316, 22395), (2895, 17916), (2986, 17370), (3474, 14930), (3860, 13437), (4479, 11580), (5790, 8958), (5972, 8685), (6948, 7465)]