80038994

素因数分解:

$2^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{28729}}^1$

素因数の和:28937

約数の個数: 16

約数和(自身を含む): 137904000

約数和(自身を除く): 57865006

約数列:

[1, 2, 7, 14, 199, 398, 1393, 2786, 28729, 57458, 201103, 402206, 5717071, 11434142, 40019497, 80038994]

約数ペア:

[(1, 80038994), (2, 40019497), (7, 11434142), (14, 5717071), (199, 402206), (398, 201103), (1393, 57458), (2786, 28729)]