81588185

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1031}}^1$

素因数の和:1086

約数の個数: 48

約数和(自身を含む): 127059840

約数和(自身を除く): 45471655

約数列:

[1, 5, 7, 17, 19, 35, 49, 85, 95, 119, 133, 245, 323, 595, 665, 833, 931, 1031, 1615, 2261, 4165, 4655, 5155, 7217, 11305, 15827, 17527, 19589, 36085, 50519, 79135, 87635, 97945, 122689, 137123, 252595, 333013, 613445, 685615, 858823, 959861, 1665065, 2331091, 4294115, 4799305, 11655455, 16317637, 81588185]

約数ペア:

[(1, 81588185), (5, 16317637), (7, 11655455), (17, 4799305), (19, 4294115), (35, 2331091), (49, 1665065), (85, 959861), (95, 858823), (119, 685615), (133, 613445), (245, 333013), (323, 252595), (595, 137123), (665, 122689), (833, 97945), (931, 87635), (1031, 79135), (1615, 50519), (2261, 36085), (4165, 19589), (4655, 17527), (5155, 15827), (7217, 11305)]