25007120

素因数分解:

$2^4\times 5^1\times {\mathrm{312589}}^1$

素因数の和:312602

約数の個数: 20

約数和(自身を含む): 58141740

約数和(自身を除く): 33134620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 312589, 625178, 1250356, 1562945, 2500712, 3125890, 5001424, 6251780, 12503560, 25007120]

約数ペア:

[(1, 25007120), (2, 12503560), (4, 6251780), (5, 5001424), (8, 3125890), (10, 2500712), (16, 1562945), (20, 1250356), (40, 625178), (80, 312589)]