205647595

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^2\times {\mathrm{199}}^1$

素因数の和:387

約数の個数: 24

約数和(自身を含む): 257695200

約数和(自身を除く): 52047605

約数列:

[1, 5, 41, 71, 199, 205, 355, 995, 2911, 5041, 8159, 14129, 14555, 25205, 40795, 70645, 206681, 579289, 1003159, 1033405, 2896445, 5015795, 41129519, 205647595]

約数ペア:

[(1, 205647595), (5, 41129519), (41, 5015795), (71, 2896445), (199, 1033405), (205, 1003159), (355, 579289), (995, 206681), (2911, 70645), (5041, 40795), (8159, 25205), (14129, 14555)]