2155527618040

素因数分解:

$2^3\times 5^1\times {\mathrm{53888190451}}^1$

素因数の和:53888190462

約数の個数: 16

約数和(自身を含む): 4849937140680

約数和(自身を除く): 2694409522640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53888190451, 107776380902, 215552761804, 269440952255, 431105523608, 538881904510, 1077763809020, 2155527618040]

約数ペア:

[(1, 2155527618040), (2, 1077763809020), (4, 538881904510), (5, 431105523608), (8, 269440952255), (10, 215552761804), (20, 107776380902), (40, 53888190451)]