78440944

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{114013}}^1$

素因数の和:114064

約数の個数: 20

約数和(自身を含む): 155515096

約数和(自身を除く): 77074152

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 114013, 228026, 456052, 912104, 1824208, 4902559, 9805118, 19610236, 39220472, 78440944]

約数ペア:

[(1, 78440944), (2, 39220472), (4, 19610236), (8, 9805118), (16, 4902559), (43, 1824208), (86, 912104), (172, 456052), (344, 228026), (688, 114013)]