200966680

素因数分解:

$2^3\times 5^1\times {\mathrm{431}}^1\times {\mathrm{11657}}^1$

素因数の和:12099

約数の個数: 32

約数和(自身を含む): 453263040

約数和(自身を除く): 252296360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 431, 862, 1724, 2155, 3448, 4310, 8620, 11657, 17240, 23314, 46628, 58285, 93256, 116570, 233140, 466280, 5024167, 10048334, 20096668, 25120835, 40193336, 50241670, 100483340, 200966680]

約数ペア:

[(1, 200966680), (2, 100483340), (4, 50241670), (5, 40193336), (8, 25120835), (10, 20096668), (20, 10048334), (40, 5024167), (431, 466280), (862, 233140), (1724, 116570), (2155, 93256), (3448, 58285), (4310, 46628), (8620, 23314), (11657, 17240)]