2643506900

素因数分解:

$2^2\times 5^2\times {\mathrm{251}}^1\times {\mathrm{105319}}^1$

素因数の和:105584

約数の個数: 36

約数和(自身を含む): 5759318880

約数和(自身を除く): 3115811980

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 251, 502, 1004, 1255, 2510, 5020, 6275, 12550, 25100, 105319, 210638, 421276, 526595, 1053190, 2106380, 2632975, 5265950, 10531900, 26435069, 52870138, 105740276, 132175345, 264350690, 528701380, 660876725, 1321753450, 2643506900]

約数ペア:

[(1, 2643506900), (2, 1321753450), (4, 660876725), (5, 528701380), (10, 264350690), (20, 132175345), (25, 105740276), (50, 52870138), (100, 26435069), (251, 10531900), (502, 5265950), (1004, 2632975), (1255, 2106380), (2510, 1053190), (5020, 526595), (6275, 421276), (12550, 210638), (25100, 105319)]