203422400

素因数分解:

$2^6\times 5^2\times {\mathrm{127139}}^1$

素因数の和:127161

約数の個数: 42

約数和(自身を含む): 500550180

約数和(自身を除く): 297127780

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 127139, 254278, 508556, 635695, 1017112, 1271390, 2034224, 2542780, 3178475, 4068448, 5085560, 6356950, 8136896, 10171120, 12713900, 20342240, 25427800, 40684480, 50855600, 101711200, 203422400]

約数ペア:

[(1, 203422400), (2, 101711200), (4, 50855600), (5, 40684480), (8, 25427800), (10, 20342240), (16, 12713900), (20, 10171120), (25, 8136896), (32, 6356950), (40, 5085560), (50, 4068448), (64, 3178475), (80, 2542780), (100, 2034224), (160, 1271390), (200, 1017112), (320, 635695), (400, 508556), (800, 254278), (1600, 127139)]