64864888

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{15683}}^1$

素因数の和:15747

約数の個数: 32

約数和(自身を含む): 135509760

約数和(自身を除く): 70644872

約数列:

[1, 2, 4, 8, 11, 22, 44, 47, 88, 94, 188, 376, 517, 1034, 2068, 4136, 15683, 31366, 62732, 125464, 172513, 345026, 690052, 737101, 1380104, 1474202, 2948404, 5896808, 8108111, 16216222, 32432444, 64864888]

約数ペア:

[(1, 64864888), (2, 32432444), (4, 16216222), (8, 8108111), (11, 5896808), (22, 2948404), (44, 1474202), (47, 1380104), (88, 737101), (94, 690052), (188, 345026), (376, 172513), (517, 125464), (1034, 62732), (2068, 31366), (4136, 15683)]