200520016

素因数分解:

$2^4\times {\mathrm{1609}}^1\times {\mathrm{7789}}^1$

素因数の和:9406

約数の個数: 20

約数和(自身を含む): 388798900

約数和(自身を除く): 188278884

約数列:

[1, 2, 4, 8, 16, 1609, 3218, 6436, 7789, 12872, 15578, 25744, 31156, 62312, 124624, 12532501, 25065002, 50130004, 100260008, 200520016]

約数ペア:

[(1, 200520016), (2, 100260008), (4, 50130004), (8, 25065002), (16, 12532501), (1609, 124624), (3218, 62312), (6436, 31156), (7789, 25744), (12872, 15578)]