66880372

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{12487}}^1$

素因数の和:12607

約数の個数: 24

約数和(自身を含む): 127277696

約数和(自身を除く): 60397324

約数列:

[1, 2, 4, 13, 26, 52, 103, 206, 412, 1339, 2678, 5356, 12487, 24974, 49948, 162331, 324662, 649324, 1286161, 2572322, 5144644, 16720093, 33440186, 66880372]

約数ペア:

[(1, 66880372), (2, 33440186), (4, 16720093), (13, 5144644), (26, 2572322), (52, 1286161), (103, 649324), (206, 324662), (412, 162331), (1339, 49948), (2678, 24974), (5356, 12487)]