51280310

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1\times {\mathrm{353}}^1$

素因数の和:632

約数の個数: 32

約数和(自身を含む): 94305600

約数和(自身を除く): 43025290

約数列:

[1, 2, 5, 10, 73, 146, 199, 353, 365, 398, 706, 730, 995, 1765, 1990, 3530, 14527, 25769, 29054, 51538, 70247, 72635, 128845, 140494, 145270, 257690, 351235, 702470, 5128031, 10256062, 25640155, 51280310]

約数ペア:

[(1, 51280310), (2, 25640155), (5, 10256062), (10, 5128031), (73, 702470), (146, 351235), (199, 257690), (353, 145270), (365, 140494), (398, 128845), (706, 72635), (730, 70247), (995, 51538), (1765, 29054), (1990, 25769), (3530, 14527)]