495280225

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{163729}}^1$

素因数の和:163761

約数の個数: 18

約数和(自身を含む): 675058790

約数和(自身を除く): 179778565

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 163729, 818645, 1801019, 4093225, 9005095, 19811209, 45025475, 99056045, 495280225]

約数ペア:

[(1, 495280225), (5, 99056045), (11, 45025475), (25, 19811209), (55, 9005095), (121, 4093225), (275, 1801019), (605, 818645), (3025, 163729)]