86288920

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{1019}}^1$

素因数の和:1132

約数の個数: 64

約数和(自身を含む): 203796000

約数和(自身を除く): 117507080

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 73, 116, 145, 146, 232, 290, 292, 365, 580, 584, 730, 1019, 1160, 1460, 2038, 2117, 2920, 4076, 4234, 5095, 8152, 8468, 10190, 10585, 16936, 20380, 21170, 29551, 40760, 42340, 59102, 74387, 84680, 118204, 147755, 148774, 236408, 295510, 297548, 371935, 591020, 595096, 743870, 1182040, 1487740, 2157223, 2975480, 4314446, 8628892, 10786115, 17257784, 21572230, 43144460, 86288920]

約数ペア:

[(1, 86288920), (2, 43144460), (4, 21572230), (5, 17257784), (8, 10786115), (10, 8628892), (20, 4314446), (29, 2975480), (40, 2157223), (58, 1487740), (73, 1182040), (116, 743870), (145, 595096), (146, 591020), (232, 371935), (290, 297548), (292, 295510), (365, 236408), (580, 148774), (584, 147755), (730, 118204), (1019, 84680), (1160, 74387), (1460, 59102), (2038, 42340), (2117, 40760), (2920, 29551), (4076, 21170), (4234, 20380), (5095, 16936), (8152, 10585), (8468, 10190)]