201757105

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{277}}^1$

素因数の和:370

約数の個数: 64

約数和(自身を含む): 302641920

約数和(自身を除く): 100884815

約数列:

[1, 5, 11, 17, 19, 41, 55, 85, 95, 187, 205, 209, 277, 323, 451, 697, 779, 935, 1045, 1385, 1615, 2255, 3047, 3485, 3553, 3895, 4709, 5263, 7667, 8569, 11357, 13243, 15235, 17765, 23545, 26315, 38335, 42845, 51799, 56785, 57893, 66215, 89471, 124927, 145673, 193069, 215783, 258995, 289465, 447355, 624635, 728365, 965345, 984181, 1078915, 2123759, 2373613, 3668311, 4920905, 10618795, 11868065, 18341555, 40351421, 201757105]

約数ペア:

[(1, 201757105), (5, 40351421), (11, 18341555), (17, 11868065), (19, 10618795), (41, 4920905), (55, 3668311), (85, 2373613), (95, 2123759), (187, 1078915), (205, 984181), (209, 965345), (277, 728365), (323, 624635), (451, 447355), (697, 289465), (779, 258995), (935, 215783), (1045, 193069), (1385, 145673), (1615, 124927), (2255, 89471), (3047, 66215), (3485, 57893), (3553, 56785), (3895, 51799), (4709, 42845), (5263, 38335), (7667, 26315), (8569, 23545), (11357, 17765), (13243, 15235)]