51446780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{3037}}^1$

素因数の和:3075

約数の個数: 72

約数和(自身を含む): 135762144

約数和(自身を除く): 84315364

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 385, 484, 605, 770, 847, 1210, 1540, 1694, 2420, 3037, 3388, 4235, 6074, 8470, 12148, 15185, 16940, 21259, 30370, 33407, 42518, 60740, 66814, 85036, 106295, 133628, 167035, 212590, 233849, 334070, 367477, 425180, 467698, 668140, 734954, 935396, 1169245, 1469908, 1837385, 2338490, 2572339, 3674770, 4676980, 5144678, 7349540, 10289356, 12861695, 25723390, 51446780]

約数ペア:

[(1, 51446780), (2, 25723390), (4, 12861695), (5, 10289356), (7, 7349540), (10, 5144678), (11, 4676980), (14, 3674770), (20, 2572339), (22, 2338490), (28, 1837385), (35, 1469908), (44, 1169245), (55, 935396), (70, 734954), (77, 668140), (110, 467698), (121, 425180), (140, 367477), (154, 334070), (220, 233849), (242, 212590), (308, 167035), (385, 133628), (484, 106295), (605, 85036), (770, 66814), (847, 60740), (1210, 42518), (1540, 33407), (1694, 30370), (2420, 21259), (3037, 16940), (3388, 15185), (4235, 12148), (6074, 8470)]