55130960

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{3463}}^1$

素因数の和:3675

約数の個数: 40

約数和(自身を含む): 128860800

約数和(自身を除く): 73729840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 796, 995, 1592, 1990, 3184, 3463, 3980, 6926, 7960, 13852, 15920, 17315, 27704, 34630, 55408, 69260, 138520, 277040, 689137, 1378274, 2756548, 3445685, 5513096, 6891370, 11026192, 13782740, 27565480, 55130960]

約数ペア:

[(1, 55130960), (2, 27565480), (4, 13782740), (5, 11026192), (8, 6891370), (10, 5513096), (16, 3445685), (20, 2756548), (40, 1378274), (80, 689137), (199, 277040), (398, 138520), (796, 69260), (995, 55408), (1592, 34630), (1990, 27704), (3184, 17315), (3463, 15920), (3980, 13852), (6926, 7960)]