80668

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:121

約数の個数: 24

約数和(自身を含む): 167552

約数和(自身を除く): 86884

約数列:

[1, 2, 4, 7, 14, 28, 43, 67, 86, 134, 172, 268, 301, 469, 602, 938, 1204, 1876, 2881, 5762, 11524, 20167, 40334, 80668]

約数ペア:

[(1, 80668), (2, 40334), (4, 20167), (7, 11524), (14, 5762), (28, 2881), (43, 1876), (67, 1204), (86, 938), (134, 602), (172, 469), (268, 301)]