78080332

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{161323}}^1$

素因数の和:161349

約数の個数: 18

約数和(自身を含む): 150192644

約数和(自身を除く): 72112312

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 161323, 322646, 645292, 1774553, 3549106, 7098212, 19520083, 39040166, 78080332]

約数ペア:

[(1, 78080332), (2, 39040166), (4, 19520083), (11, 7098212), (22, 3549106), (44, 1774553), (121, 645292), (242, 322646), (484, 161323)]