72423868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{379}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 143256960

約数和(自身を除く): 70833092

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 101, 172, 202, 379, 404, 473, 758, 946, 1111, 1516, 1892, 2222, 4169, 4343, 4444, 8338, 8686, 16297, 16676, 17372, 32594, 38279, 47773, 65188, 76558, 95546, 153116, 179267, 191092, 358534, 421069, 717068, 842138, 1645997, 1684276, 3291994, 6583988, 18105967, 36211934, 72423868]

約数ペア:

[(1, 72423868), (2, 36211934), (4, 18105967), (11, 6583988), (22, 3291994), (43, 1684276), (44, 1645997), (86, 842138), (101, 717068), (172, 421069), (202, 358534), (379, 191092), (404, 179267), (473, 153116), (758, 95546), (946, 76558), (1111, 65188), (1516, 47773), (1892, 38279), (2222, 32594), (4169, 17372), (4343, 16676), (4444, 16297), (8338, 8686)]