326671360

素因数分解:

$2^{10}\times 5^1\times {\mathrm{63803}}^1$

素因数の和:63828

約数の個数: 44

約数和(自身を含む): 783640728

約数和(自身を除く): 456969368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 63803, 127606, 255212, 319015, 510424, 638030, 1020848, 1276060, 2041696, 2552120, 4083392, 5104240, 8166784, 10208480, 16333568, 20416960, 32667136, 40833920, 65334272, 81667840, 163335680, 326671360]

約数ペア:

[(1, 326671360), (2, 163335680), (4, 81667840), (5, 65334272), (8, 40833920), (10, 32667136), (16, 20416960), (20, 16333568), (32, 10208480), (40, 8166784), (64, 5104240), (80, 4083392), (128, 2552120), (160, 2041696), (256, 1276060), (320, 1020848), (512, 638030), (640, 510424), (1024, 319015), (1280, 255212), (2560, 127606), (5120, 63803)]