77640944

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{42943}}^1$

素因数の和:43064

約数の個数: 20

約数和(自身を含む): 151764096

約数和(自身を除く): 74123152

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 42943, 85886, 171772, 343544, 687088, 4852559, 9705118, 19410236, 38820472, 77640944]

約数ペア:

[(1, 77640944), (2, 38820472), (4, 19410236), (8, 9705118), (16, 4852559), (113, 687088), (226, 343544), (452, 171772), (904, 85886), (1808, 42943)]