80811764

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{9323}}^1$

素因数の和:9535

約数の個数: 24

約数和(自身を含む): 155076768

約数和(自身を除く): 74265004

約数列:

[1, 2, 4, 11, 22, 44, 197, 394, 788, 2167, 4334, 8668, 9323, 18646, 37292, 102553, 205106, 410212, 1836631, 3673262, 7346524, 20202941, 40405882, 80811764]

約数ペア:

[(1, 80811764), (2, 40405882), (4, 20202941), (11, 7346524), (22, 3673262), (44, 1836631), (197, 410212), (394, 205106), (788, 102553), (2167, 37292), (4334, 18646), (8668, 9323)]