71765155

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{859}}^1$

素因数の和:920

約数の個数: 48

約数和(自身を含む): 112942080

約数和(自身を除く): 41176925

約数列:

[1, 5, 7, 11, 31, 35, 49, 55, 77, 155, 217, 245, 341, 385, 539, 859, 1085, 1519, 1705, 2387, 2695, 4295, 6013, 7595, 9449, 11935, 16709, 26629, 30065, 42091, 47245, 66143, 83545, 133145, 186403, 210455, 292919, 330715, 463001, 932015, 1304821, 1464595, 2050433, 2315005, 6524105, 10252165, 14353031, 71765155]

約数ペア:

[(1, 71765155), (5, 14353031), (7, 10252165), (11, 6524105), (31, 2315005), (35, 2050433), (49, 1464595), (55, 1304821), (77, 932015), (155, 463001), (217, 330715), (245, 292919), (341, 210455), (385, 186403), (539, 133145), (859, 83545), (1085, 66143), (1519, 47245), (1705, 42091), (2387, 30065), (2695, 26629), (4295, 16709), (6013, 11935), (7595, 9449)]