51230720

素因数分解:

$2^{11}\times 5^1\times {\mathrm{5003}}^1$

素因数の和:5030

約数の個数: 48

約数和(自身を含む): 122948280

約数和(自身を除く): 71717560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 5003, 5120, 10006, 10240, 20012, 25015, 40024, 50030, 80048, 100060, 160096, 200120, 320192, 400240, 640384, 800480, 1280768, 1600960, 2561536, 3201920, 5123072, 6403840, 10246144, 12807680, 25615360, 51230720]

約数ペア:

[(1, 51230720), (2, 25615360), (4, 12807680), (5, 10246144), (8, 6403840), (10, 5123072), (16, 3201920), (20, 2561536), (32, 1600960), (40, 1280768), (64, 800480), (80, 640384), (128, 400240), (160, 320192), (256, 200120), (320, 160096), (512, 100060), (640, 80048), (1024, 50030), (1280, 40024), (2048, 25015), (2560, 20012), (5003, 10240), (5120, 10006)]