68872210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{15271}}^1$

素因数の和:15330

約数の個数: 32

約数和(自身を含む): 138547584

約数和(自身を除く): 69675374

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 902, 2255, 4510, 15271, 30542, 76355, 152710, 167981, 335962, 626111, 839905, 1252222, 1679810, 3130555, 6261110, 6887221, 13774442, 34436105, 68872210]

約数ペア:

[(1, 68872210), (2, 34436105), (5, 13774442), (10, 6887221), (11, 6261110), (22, 3130555), (41, 1679810), (55, 1252222), (82, 839905), (110, 626111), (205, 335962), (410, 167981), (451, 152710), (902, 76355), (2255, 30542), (4510, 15271)]