25529840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{45589}}^1$

素因数の和:45609

約数の個数: 40

約数和(自身を含む): 67837920

約数和(自身を除く): 42308080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 45589, 91178, 182356, 227945, 319123, 364712, 455890, 638246, 729424, 911780, 1276492, 1595615, 1823560, 2552984, 3191230, 3647120, 5105968, 6382460, 12764920, 25529840]

約数ペア:

[(1, 25529840), (2, 12764920), (4, 6382460), (5, 5105968), (7, 3647120), (8, 3191230), (10, 2552984), (14, 1823560), (16, 1595615), (20, 1276492), (28, 911780), (35, 729424), (40, 638246), (56, 455890), (70, 364712), (80, 319123), (112, 227945), (140, 182356), (280, 91178), (560, 45589)]