81305568

素因数分解:

$2^5\times 3^2\times {\mathrm{282311}}^1$

素因数の和:282327

約数の個数: 36

約数和(自身を含む): 231213528

約数和(自身を除く): 149907960

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 282311, 564622, 846933, 1129244, 1693866, 2258488, 2540799, 3387732, 4516976, 5081598, 6775464, 9033952, 10163196, 13550928, 20326392, 27101856, 40652784, 81305568]

約数ペア:

[(1, 81305568), (2, 40652784), (3, 27101856), (4, 20326392), (6, 13550928), (8, 10163196), (9, 9033952), (12, 6775464), (16, 5081598), (18, 4516976), (24, 3387732), (32, 2540799), (36, 2258488), (48, 1693866), (72, 1129244), (96, 846933), (144, 564622), (288, 282311)]