2021594575

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{80783}}^1$

素因数の和:80824

約数の個数: 48

約数和(自身を含む): 3365784576

約数和(自身を除く): 1344190001

約数列:

[1, 5, 7, 11, 13, 25, 35, 55, 65, 77, 91, 143, 175, 275, 325, 385, 455, 715, 1001, 1925, 2275, 3575, 5005, 25025, 80783, 403915, 565481, 888613, 1050179, 2019575, 2827405, 4443065, 5250895, 6220291, 7351253, 11551969, 14137025, 22215325, 26254475, 31101455, 36756265, 57759845, 80863783, 155507275, 183781325, 288799225, 404318915, 2021594575]

約数ペア:

[(1, 2021594575), (5, 404318915), (7, 288799225), (11, 183781325), (13, 155507275), (25, 80863783), (35, 57759845), (55, 36756265), (65, 31101455), (77, 26254475), (91, 22215325), (143, 14137025), (175, 11551969), (275, 7351253), (325, 6220291), (385, 5250895), (455, 4443065), (715, 2827405), (1001, 2019575), (1925, 1050179), (2275, 888613), (3575, 565481), (5005, 403915), (25025, 80783)]