8980055

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:215

約数の個数: 32

約数和(自身を含む): 12939264

約数和(自身を除く): 3959209

約数列:

[1, 5, 7, 35, 47, 53, 103, 235, 265, 329, 371, 515, 721, 1645, 1855, 2491, 3605, 4841, 5459, 12455, 17437, 24205, 27295, 33887, 38213, 87185, 169435, 191065, 256573, 1282865, 1796011, 8980055]

約数ペア:

[(1, 8980055), (5, 1796011), (7, 1282865), (35, 256573), (47, 191065), (53, 169435), (103, 87185), (235, 38213), (265, 33887), (329, 27295), (371, 24205), (515, 17437), (721, 12455), (1645, 5459), (1855, 4841), (2491, 3605)]