80833420

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{761}}^1$

素因数の和:930

約数の個数: 48

約数和(自身を含む): 175125888

約数和(自身を除く): 94292468

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 113, 188, 226, 235, 452, 470, 565, 761, 940, 1130, 1522, 2260, 3044, 3805, 5311, 7610, 10622, 15220, 21244, 26555, 35767, 53110, 71534, 85993, 106220, 143068, 171986, 178835, 343972, 357670, 429965, 715340, 859930, 1719860, 4041671, 8083342, 16166684, 20208355, 40416710, 80833420]

約数ペア:

[(1, 80833420), (2, 40416710), (4, 20208355), (5, 16166684), (10, 8083342), (20, 4041671), (47, 1719860), (94, 859930), (113, 715340), (188, 429965), (226, 357670), (235, 343972), (452, 178835), (470, 171986), (565, 143068), (761, 106220), (940, 85993), (1130, 71534), (1522, 53110), (2260, 35767), (3044, 26555), (3805, 21244), (5311, 15220), (7610, 10622)]