145217560

素因数分解:

$2^3\times 5^1\times {\mathrm{547}}^1\times {\mathrm{6637}}^1$

素因数の和:7195

約数の個数: 32

約数和(自身を含む): 327386160

約数和(自身を除く): 182168600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 547, 1094, 2188, 2735, 4376, 5470, 6637, 10940, 13274, 21880, 26548, 33185, 53096, 66370, 132740, 265480, 3630439, 7260878, 14521756, 18152195, 29043512, 36304390, 72608780, 145217560]

約数ペア:

[(1, 145217560), (2, 72608780), (4, 36304390), (5, 29043512), (8, 18152195), (10, 14521756), (20, 7260878), (40, 3630439), (547, 265480), (1094, 132740), (2188, 66370), (2735, 53096), (4376, 33185), (5470, 26548), (6637, 21880), (10940, 13274)]