18523677865

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{709}}^1\times {\mathrm{859}}^1$

素因数の和:1670

約数の個数: 64

約数和(自身を含む): 28136448000

約数和(自身を除く): 9612770135

約数列:

[1, 5, 7, 11, 35, 55, 77, 79, 385, 395, 553, 709, 859, 869, 2765, 3545, 4295, 4345, 4963, 6013, 6083, 7799, 9449, 24815, 30065, 30415, 38995, 47245, 54593, 56011, 66143, 67861, 272965, 280055, 330715, 339305, 392077, 475027, 609031, 616121, 746471, 1960385, 2375135, 3045155, 3080605, 3732355, 4263217, 4312847, 5225297, 6699341, 21316085, 21564235, 26126485, 33496705, 46895387, 48113449, 234476935, 240567245, 336794143, 529247939, 1683970715, 2646239695, 3704735573, 18523677865]

約数ペア:

[(1, 18523677865), (5, 3704735573), (7, 2646239695), (11, 1683970715), (35, 529247939), (55, 336794143), (77, 240567245), (79, 234476935), (385, 48113449), (395, 46895387), (553, 33496705), (709, 26126485), (859, 21564235), (869, 21316085), (2765, 6699341), (3545, 5225297), (4295, 4312847), (4345, 4263217), (4963, 3732355), (6013, 3080605), (6083, 3045155), (7799, 2375135), (9449, 1960385), (24815, 746471), (30065, 616121), (30415, 609031), (38995, 475027), (47245, 392077), (54593, 339305), (56011, 330715), (66143, 280055), (67861, 272965)]