77699888

素因数分解:

$2^4\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:215

約数の個数: 120

約数和(自身を含む): 189987840

約数和(自身を除く): 112287952

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 31, 46, 49, 56, 62, 92, 98, 112, 124, 139, 161, 184, 196, 217, 248, 278, 322, 368, 392, 434, 496, 556, 644, 713, 784, 868, 973, 1112, 1127, 1288, 1426, 1519, 1736, 1946, 2224, 2254, 2576, 2852, 3038, 3197, 3472, 3892, 4309, 4508, 4991, 5704, 6076, 6394, 6811, 7784, 8618, 9016, 9982, 11408, 12152, 12788, 13622, 15568, 17236, 18032, 19964, 22379, 24304, 25576, 27244, 30163, 34472, 34937, 39928, 44758, 51152, 54488, 60326, 68944, 69874, 79856, 89516, 99107, 108976, 120652, 139748, 156653, 179032, 198214, 211141, 241304, 279496, 313306, 358064, 396428, 422282, 482608, 558992, 626612, 693749, 792856, 844564, 1253224, 1387498, 1585712, 1689128, 2506448, 2774996, 3378256, 4856243, 5549992, 9712486, 11099984, 19424972, 38849944, 77699888]

約数ペア:

[(1, 77699888), (2, 38849944), (4, 19424972), (7, 11099984), (8, 9712486), (14, 5549992), (16, 4856243), (23, 3378256), (28, 2774996), (31, 2506448), (46, 1689128), (49, 1585712), (56, 1387498), (62, 1253224), (92, 844564), (98, 792856), (112, 693749), (124, 626612), (139, 558992), (161, 482608), (184, 422282), (196, 396428), (217, 358064), (248, 313306), (278, 279496), (322, 241304), (368, 211141), (392, 198214), (434, 179032), (496, 156653), (556, 139748), (644, 120652), (713, 108976), (784, 99107), (868, 89516), (973, 79856), (1112, 69874), (1127, 68944), (1288, 60326), (1426, 54488), (1519, 51152), (1736, 44758), (1946, 39928), (2224, 34937), (2254, 34472), (2576, 30163), (2852, 27244), (3038, 25576), (3197, 24304), (3472, 22379), (3892, 19964), (4309, 18032), (4508, 17236), (4991, 15568), (5704, 13622), (6076, 12788), (6394, 12152), (6811, 11408), (7784, 9982), (8618, 9016)]