90716800

素因数分解:

$2^7\times 5^2\times {\mathrm{28349}}^1$

素因数の和:28373

約数の個数: 48

約数和(自身を含む): 224106750

約数和(自身を除く): 133389950

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 1600, 3200, 28349, 56698, 113396, 141745, 226792, 283490, 453584, 566980, 708725, 907168, 1133960, 1417450, 1814336, 2267920, 2834900, 3628672, 4535840, 5669800, 9071680, 11339600, 18143360, 22679200, 45358400, 90716800]

約数ペア:

[(1, 90716800), (2, 45358400), (4, 22679200), (5, 18143360), (8, 11339600), (10, 9071680), (16, 5669800), (20, 4535840), (25, 3628672), (32, 2834900), (40, 2267920), (50, 1814336), (64, 1417450), (80, 1133960), (100, 907168), (128, 708725), (160, 566980), (200, 453584), (320, 283490), (400, 226792), (640, 141745), (800, 113396), (1600, 56698), (3200, 28349)]