208340065

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{5107}}^1$

素因数の和:5352

約数の個数: 16

約数和(自身を含む): 257443200

約数和(自身を除く): 49103135

約数列:

[1, 5, 41, 199, 205, 995, 5107, 8159, 25535, 40795, 209387, 1016293, 1046935, 5081465, 41668013, 208340065]

約数ペア:

[(1, 208340065), (5, 41668013), (41, 5081465), (199, 1046935), (205, 1016293), (995, 209387), (5107, 40795), (8159, 25535)]