28682650

素因数分解:

$2^1\times 5^2\times {\mathrm{139}}^1\times {\mathrm{4127}}^1$

素因数の和:4278

約数の個数: 24

約数和(自身を含む): 53746560

約数和(自身を除く): 25063910

約数列:

[1, 2, 5, 10, 25, 50, 139, 278, 695, 1390, 3475, 4127, 6950, 8254, 20635, 41270, 103175, 206350, 573653, 1147306, 2868265, 5736530, 14341325, 28682650]

約数ペア:

[(1, 28682650), (2, 14341325), (5, 5736530), (10, 2868265), (25, 1147306), (50, 573653), (139, 206350), (278, 103175), (695, 41270), (1390, 20635), (3475, 8254), (4127, 6950)]