30660400

素因数分解:

$2^4\times 5^2\times {\mathrm{76651}}^1$

素因数の和:76669

約数の個数: 30

約数和(自身を含む): 73662572

約数和(自身を除く): 43002172

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 76651, 153302, 306604, 383255, 613208, 766510, 1226416, 1533020, 1916275, 3066040, 3832550, 6132080, 7665100, 15330200, 30660400]

約数ペア:

[(1, 30660400), (2, 15330200), (4, 7665100), (5, 6132080), (8, 3832550), (10, 3066040), (16, 1916275), (20, 1533020), (25, 1226416), (40, 766510), (50, 613208), (80, 383255), (100, 306604), (200, 153302), (400, 76651)]