65005556

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{2741}}^1$

素因数の和:2781

約数の個数: 54

約数和(自身を含む): 145509714

約数和(自身を除く): 80504158

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 121, 154, 196, 242, 308, 484, 539, 847, 1078, 1694, 2156, 2741, 3388, 5482, 5929, 10964, 11858, 19187, 23716, 30151, 38374, 60302, 76748, 120604, 134309, 211057, 268618, 331661, 422114, 537236, 663322, 844228, 1326644, 1477399, 2321627, 2954798, 4643254, 5909596, 9286508, 16251389, 32502778, 65005556]

約数ペア:

[(1, 65005556), (2, 32502778), (4, 16251389), (7, 9286508), (11, 5909596), (14, 4643254), (22, 2954798), (28, 2321627), (44, 1477399), (49, 1326644), (77, 844228), (98, 663322), (121, 537236), (154, 422114), (196, 331661), (242, 268618), (308, 211057), (484, 134309), (539, 120604), (847, 76748), (1078, 60302), (1694, 38374), (2156, 30151), (2741, 23716), (3388, 19187), (5482, 11858), (5929, 10964)]