205650170890

素因数分解:

$2^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{81932339}}^1$

素因数の和:81932597

約数の個数: 16

約数和(自身を含む): 371645094240

約数和(自身を除く): 165994923350

約数列:

[1, 2, 5, 10, 251, 502, 1255, 2510, 81932339, 163864678, 409661695, 819323390, 20565017089, 41130034178, 102825085445, 205650170890]

約数ペア:

[(1, 205650170890), (2, 102825085445), (5, 41130034178), (10, 20565017089), (251, 819323390), (502, 409661695), (1255, 163864678), (2510, 81932339)]