205128904

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{27191}}^1$

素因数の和:27261

約数の個数: 32

約数和(自身を含む): 411143040

約数和(自身を除く): 206014136

約数列:

[1, 2, 4, 8, 23, 41, 46, 82, 92, 164, 184, 328, 943, 1886, 3772, 7544, 27191, 54382, 108764, 217528, 625393, 1114831, 1250786, 2229662, 2501572, 4459324, 5003144, 8918648, 25641113, 51282226, 102564452, 205128904]

約数ペア:

[(1, 205128904), (2, 102564452), (4, 51282226), (8, 25641113), (23, 8918648), (41, 5003144), (46, 4459324), (82, 2501572), (92, 2229662), (164, 1250786), (184, 1114831), (328, 625393), (943, 217528), (1886, 108764), (3772, 54382), (7544, 27191)]