25184780

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{4049}}^1$

素因数の和:4369

約数の個数: 24

約数和(自身を含む): 53071200

約数和(自身を除く): 27886420

約数列:

[1, 2, 4, 5, 10, 20, 311, 622, 1244, 1555, 3110, 4049, 6220, 8098, 16196, 20245, 40490, 80980, 1259239, 2518478, 5036956, 6296195, 12592390, 25184780]

約数ペア:

[(1, 25184780), (2, 12592390), (4, 6296195), (5, 5036956), (10, 2518478), (20, 1259239), (311, 80980), (622, 40490), (1244, 20245), (1555, 16196), (3110, 8098), (4049, 6220)]