81593304

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{2539}}^1$

素因数の和:2664

約数の個数: 64

約数和(自身を含む): 221894400

約数和(自身を除く): 140301096

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 103, 104, 156, 206, 309, 312, 412, 618, 824, 1236, 1339, 2472, 2539, 2678, 4017, 5078, 5356, 7617, 8034, 10156, 10712, 15234, 16068, 20312, 30468, 32136, 33007, 60936, 66014, 99021, 132028, 198042, 261517, 264056, 396084, 523034, 784551, 792168, 1046068, 1569102, 2092136, 3138204, 3399721, 6276408, 6799442, 10199163, 13598884, 20398326, 27197768, 40796652, 81593304]

約数ペア:

[(1, 81593304), (2, 40796652), (3, 27197768), (4, 20398326), (6, 13598884), (8, 10199163), (12, 6799442), (13, 6276408), (24, 3399721), (26, 3138204), (39, 2092136), (52, 1569102), (78, 1046068), (103, 792168), (104, 784551), (156, 523034), (206, 396084), (309, 264056), (312, 261517), (412, 198042), (618, 132028), (824, 99021), (1236, 66014), (1339, 60936), (2472, 33007), (2539, 32136), (2678, 30468), (4017, 20312), (5078, 16068), (5356, 15234), (7617, 10712), (8034, 10156)]