80471270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1$

素因数の和:453

約数の個数: 64

約数和(自身を含む): 168134400

約数和(自身を除く): 87663130

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 139, 190, 209, 277, 278, 418, 554, 695, 1045, 1385, 1390, 1529, 2090, 2641, 2770, 3047, 3058, 5263, 5282, 6094, 7645, 10526, 13205, 15235, 15290, 26315, 26410, 29051, 30470, 38503, 52630, 57893, 58102, 77006, 115786, 145255, 192515, 289465, 290510, 385030, 423533, 578930, 731557, 847066, 1463114, 2117665, 3657785, 4235330, 7315570, 8047127, 16094254, 40235635, 80471270]

約数ペア:

[(1, 80471270), (2, 40235635), (5, 16094254), (10, 8047127), (11, 7315570), (19, 4235330), (22, 3657785), (38, 2117665), (55, 1463114), (95, 847066), (110, 731557), (139, 578930), (190, 423533), (209, 385030), (277, 290510), (278, 289465), (418, 192515), (554, 145255), (695, 115786), (1045, 77006), (1385, 58102), (1390, 57893), (1529, 52630), (2090, 38503), (2641, 30470), (2770, 29051), (3047, 26410), (3058, 26315), (5263, 15290), (5282, 15235), (6094, 13205), (7645, 10526)]