78899152

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{114679}}^1$

素因数の和:114730

約数の個数: 20

約数和(自身を含む): 156423520

約数和(自身を除く): 77524368

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 114679, 229358, 458716, 917432, 1834864, 4931197, 9862394, 19724788, 39449576, 78899152]

約数ペア:

[(1, 78899152), (2, 39449576), (4, 19724788), (8, 9862394), (16, 4931197), (43, 1834864), (86, 917432), (172, 458716), (344, 229358), (688, 114679)]