2912852845

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1999}}^1$

素因数の和:2138

約数の個数: 64

約数和(自身を含む): 4423680000

約数和(自身を除く): 1510827155

約数列:

[1, 5, 7, 17, 31, 35, 79, 85, 119, 155, 217, 395, 527, 553, 595, 1085, 1343, 1999, 2449, 2635, 2765, 3689, 6715, 9401, 9995, 12245, 13993, 17143, 18445, 33983, 41633, 47005, 61969, 69965, 85715, 157921, 169915, 208165, 237881, 291431, 309845, 433783, 789605, 1053473, 1105447, 1189405, 1457155, 2168915, 2684657, 4895551, 5267365, 5527235, 7374311, 13423285, 18792599, 24477755, 34268857, 36871555, 83224367, 93962995, 171344285, 416121835, 582570569, 2912852845]

約数ペア:

[(1, 2912852845), (5, 582570569), (7, 416121835), (17, 171344285), (31, 93962995), (35, 83224367), (79, 36871555), (85, 34268857), (119, 24477755), (155, 18792599), (217, 13423285), (395, 7374311), (527, 5527235), (553, 5267365), (595, 4895551), (1085, 2684657), (1343, 2168915), (1999, 1457155), (2449, 1189405), (2635, 1105447), (2765, 1053473), (3689, 789605), (6715, 433783), (9401, 309845), (9995, 291431), (12245, 237881), (13993, 208165), (17143, 169915), (18445, 157921), (33983, 85715), (41633, 69965), (47005, 61969)]