208065400

素因数分解:

$2^3\times 5^2\times {\mathrm{1040327}}^1$

素因数の和:1040343

約数の個数: 24

約数和(自身を含む): 483752520

約数和(自身を除く): 275687120

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 1040327, 2080654, 4161308, 5201635, 8322616, 10403270, 20806540, 26008175, 41613080, 52016350, 104032700, 208065400]

約数ペア:

[(1, 208065400), (2, 104032700), (4, 52016350), (5, 41613080), (8, 26008175), (10, 20806540), (20, 10403270), (25, 8322616), (40, 5201635), (50, 4161308), (100, 2080654), (200, 1040327)]