80820630

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{81637}}^1$

素因数の和:81661

約数の個数: 48

約数和(自身を含む): 229239504

約数和(自身を除く): 148418874

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 81637, 163274, 244911, 408185, 489822, 734733, 816370, 898007, 1224555, 1469466, 1796014, 2449110, 2694021, 3673665, 4490035, 5388042, 7347330, 8082063, 8980070, 13470105, 16164126, 26940210, 40410315, 80820630]

約数ペア:

[(1, 80820630), (2, 40410315), (3, 26940210), (5, 16164126), (6, 13470105), (9, 8980070), (10, 8082063), (11, 7347330), (15, 5388042), (18, 4490035), (22, 3673665), (30, 2694021), (33, 2449110), (45, 1796014), (55, 1469466), (66, 1224555), (90, 898007), (99, 816370), (110, 734733), (165, 489822), (198, 408185), (330, 244911), (495, 163274), (990, 81637)]