201265985

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{47}}^1\times {\mathrm{1619}}^1$

素因数の和:1717

約数の個数: 24

約数和(自身を含む): 258007680

約数和(自身を除く): 56741695

約数列:

[1, 5, 23, 47, 115, 235, 529, 1081, 1619, 2645, 5405, 8095, 24863, 37237, 76093, 124315, 186185, 380465, 856451, 1750139, 4282255, 8750695, 40253197, 201265985]

約数ペア:

[(1, 201265985), (5, 40253197), (23, 8750695), (47, 4282255), (115, 1750139), (235, 856451), (529, 380465), (1081, 186185), (1619, 124315), (2645, 76093), (5405, 37237), (8095, 24863)]