80618636

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{66959}}^1$

素因数の和:67013

約数の個数: 24

約数和(自身を含む): 164989440

約数和(自身を除く): 84370804

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 66959, 133918, 267836, 468713, 937426, 1874852, 2879237, 5758474, 11516948, 20154659, 40309318, 80618636]

約数ペア:

[(1, 80618636), (2, 40309318), (4, 20154659), (7, 11516948), (14, 5758474), (28, 2879237), (43, 1874852), (86, 937426), (172, 468713), (301, 267836), (602, 133918), (1204, 66959)]