203971280

素因数分解:

$2^4\times 5^1\times {\mathrm{827}}^1\times {\mathrm{3083}}^1$

素因数の和:3923

約数の個数: 40

約数和(自身を含む): 474960672

約数和(自身を除く): 270989392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 827, 1654, 3083, 3308, 4135, 6166, 6616, 8270, 12332, 13232, 15415, 16540, 24664, 30830, 33080, 49328, 61660, 66160, 123320, 246640, 2549641, 5099282, 10198564, 12748205, 20397128, 25496410, 40794256, 50992820, 101985640, 203971280]

約数ペア:

[(1, 203971280), (2, 101985640), (4, 50992820), (5, 40794256), (8, 25496410), (10, 20397128), (16, 12748205), (20, 10198564), (40, 5099282), (80, 2549641), (827, 246640), (1654, 123320), (3083, 66160), (3308, 61660), (4135, 49328), (6166, 33080), (6616, 30830), (8270, 24664), (12332, 16540), (13232, 15415)]