2918392225

素因数分解:

$5^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{271}}^1$

素因数の和:503

約数の個数: 72

約数和(自身を含む): 4325616000

約数和(自身を除く): 1407223775

約数列:

[1, 5, 7, 25, 35, 49, 59, 149, 175, 245, 271, 295, 413, 745, 1043, 1225, 1355, 1475, 1897, 2065, 2891, 3725, 5215, 6775, 7301, 8791, 9485, 10325, 13279, 14455, 15989, 26075, 36505, 40379, 43955, 47425, 61537, 66395, 72275, 79945, 111923, 182525, 201895, 219775, 282653, 307685, 331975, 399725, 430759, 559615, 783461, 1009475, 1413265, 1538425, 1978571, 2153795, 2382361, 2798075, 3917305, 7066325, 9892855, 10768975, 11911805, 16676527, 19586525, 49464275, 59559025, 83382635, 116735689, 416913175, 583678445, 2918392225]

約数ペア:

[(1, 2918392225), (5, 583678445), (7, 416913175), (25, 116735689), (35, 83382635), (49, 59559025), (59, 49464275), (149, 19586525), (175, 16676527), (245, 11911805), (271, 10768975), (295, 9892855), (413, 7066325), (745, 3917305), (1043, 2798075), (1225, 2382361), (1355, 2153795), (1475, 1978571), (1897, 1538425), (2065, 1413265), (2891, 1009475), (3725, 783461), (5215, 559615), (6775, 430759), (7301, 399725), (8791, 331975), (9485, 307685), (10325, 282653), (13279, 219775), (14455, 201895), (15989, 182525), (26075, 111923), (36505, 79945), (40379, 72275), (43955, 66395), (47425, 61537)]