25612240

素因数分解:

$2^4\times 5^1\times {\mathrm{320153}}^1$

素因数の和:320166

約数の個数: 20

約数和(自身を含む): 59548644

約数和(自身を除く): 33936404

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 320153, 640306, 1280612, 1600765, 2561224, 3201530, 5122448, 6403060, 12806120, 25612240]

約数ペア:

[(1, 25612240), (2, 12806120), (4, 6403060), (5, 5122448), (8, 3201530), (10, 2561224), (16, 1600765), (20, 1280612), (40, 640306), (80, 320153)]