12748307545

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{320269}}^1$

素因数の和:320712

約数の個数: 16

約数和(自身を含む): 16141608000

約数和(自身を除く): 3393300455

約数列:

[1, 5, 19, 95, 419, 2095, 7961, 39805, 320269, 1601345, 6085111, 30425555, 134192711, 670963555, 2549661509, 12748307545]

約数ペア:

[(1, 12748307545), (5, 2549661509), (19, 670963555), (95, 134192711), (419, 30425555), (2095, 6085111), (7961, 1601345), (39805, 320269)]