68481028

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1381}}^1$

素因数の和:1433

約数の個数: 72

約数和(自身を含む): 158808384

約数和(自身を除く): 90327356

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 49, 77, 92, 98, 154, 161, 196, 253, 308, 322, 506, 539, 644, 1012, 1078, 1127, 1381, 1771, 2156, 2254, 2762, 3542, 4508, 5524, 7084, 9667, 12397, 15191, 19334, 24794, 30382, 31763, 38668, 49588, 60764, 63526, 67669, 106337, 127052, 135338, 212674, 222341, 270676, 349393, 425348, 444682, 698786, 744359, 889364, 1397572, 1488718, 1556387, 2445751, 2977436, 3112774, 4891502, 6225548, 9783004, 17120257, 34240514, 68481028]

約数ペア:

[(1, 68481028), (2, 34240514), (4, 17120257), (7, 9783004), (11, 6225548), (14, 4891502), (22, 3112774), (23, 2977436), (28, 2445751), (44, 1556387), (46, 1488718), (49, 1397572), (77, 889364), (92, 744359), (98, 698786), (154, 444682), (161, 425348), (196, 349393), (253, 270676), (308, 222341), (322, 212674), (506, 135338), (539, 127052), (644, 106337), (1012, 67669), (1078, 63526), (1127, 60764), (1381, 49588), (1771, 38668), (2156, 31763), (2254, 30382), (2762, 24794), (3542, 19334), (4508, 15191), (5524, 12397), (7084, 9667)]