204546560

素因数分解:

$2^9\times 5^1\times {\mathrm{79901}}^1$

素因数の和:79924

約数の個数: 40

約数和(自身を含む): 490438476

約数和(自身を除く): 285891916

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 79901, 159802, 319604, 399505, 639208, 799010, 1278416, 1598020, 2556832, 3196040, 5113664, 6392080, 10227328, 12784160, 20454656, 25568320, 40909312, 51136640, 102273280, 204546560]

約数ペア:

[(1, 204546560), (2, 102273280), (4, 51136640), (5, 40909312), (8, 25568320), (10, 20454656), (16, 12784160), (20, 10227328), (32, 6392080), (40, 5113664), (64, 3196040), (80, 2556832), (128, 1598020), (160, 1278416), (256, 799010), (320, 639208), (512, 399505), (640, 319604), (1280, 159802), (2560, 79901)]