64131500

素因数分解:

$2^2\times 5^3\times {\mathrm{47}}^1\times {\mathrm{2729}}^1$

素因数の和:2795

約数の個数: 48

約数和(自身を含む): 143095680

約数和(自身を除く): 78964180

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 94, 100, 125, 188, 235, 250, 470, 500, 940, 1175, 2350, 2729, 4700, 5458, 5875, 10916, 11750, 13645, 23500, 27290, 54580, 68225, 128263, 136450, 256526, 272900, 341125, 513052, 641315, 682250, 1282630, 1364500, 2565260, 3206575, 6413150, 12826300, 16032875, 32065750, 64131500]

約数ペア:

[(1, 64131500), (2, 32065750), (4, 16032875), (5, 12826300), (10, 6413150), (20, 3206575), (25, 2565260), (47, 1364500), (50, 1282630), (94, 682250), (100, 641315), (125, 513052), (188, 341125), (235, 272900), (250, 256526), (470, 136450), (500, 128263), (940, 68225), (1175, 54580), (2350, 27290), (2729, 23500), (4700, 13645), (5458, 11750), (5875, 10916)]