25206335

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 39398400

約数和(自身を除く): 14192065

約数列:

[1, 5, 7, 11, 35, 47, 49, 55, 77, 199, 235, 245, 329, 385, 517, 539, 995, 1393, 1645, 2189, 2303, 2585, 2695, 3619, 6965, 9353, 9751, 10945, 11515, 15323, 18095, 25333, 46765, 48755, 65471, 76615, 102883, 107261, 126665, 327355, 458297, 514415, 536305, 720181, 2291485, 3600905, 5041267, 25206335]

約数ペア:

[(1, 25206335), (5, 5041267), (7, 3600905), (11, 2291485), (35, 720181), (47, 536305), (49, 514415), (55, 458297), (77, 327355), (199, 126665), (235, 107261), (245, 102883), (329, 76615), (385, 65471), (517, 48755), (539, 46765), (995, 25333), (1393, 18095), (1645, 15323), (2189, 11515), (2303, 10945), (2585, 9751), (2695, 9353), (3619, 6965)]