205431650

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{141677}}^1$

素因数の和:141718

約数の個数: 24

約数和(自身を含む): 395281620

約数和(自身を除く): 189849970

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 290, 725, 1450, 141677, 283354, 708385, 1416770, 3541925, 4108633, 7083850, 8217266, 20543165, 41086330, 102715825, 205431650]

約数ペア:

[(1, 205431650), (2, 102715825), (5, 41086330), (10, 20543165), (25, 8217266), (29, 7083850), (50, 4108633), (58, 3541925), (145, 1416770), (290, 708385), (725, 283354), (1450, 141677)]