2561552336

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1009}}^1\times {\mathrm{1193}}^1$

素因数の和:2236

約数の個数: 80

約数和(自身を含む): 5981462400

約数和(自身を除く): 3419910064

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1009, 1064, 1193, 2018, 2128, 2386, 4036, 4772, 7063, 8072, 8351, 9544, 14126, 16144, 16702, 19088, 19171, 22667, 28252, 33404, 38342, 45334, 56504, 66808, 76684, 90668, 113008, 133616, 134197, 153368, 158669, 181336, 268394, 306736, 317338, 362672, 536788, 634676, 1073576, 1203737, 1269352, 2147152, 2407474, 2538704, 4814948, 8426159, 9629896, 16852318, 19259792, 22871003, 33704636, 45742006, 67409272, 91484012, 134818544, 160097021, 182968024, 320194042, 365936048, 640388084, 1280776168, 2561552336]

約数ペア:

[(1, 2561552336), (2, 1280776168), (4, 640388084), (7, 365936048), (8, 320194042), (14, 182968024), (16, 160097021), (19, 134818544), (28, 91484012), (38, 67409272), (56, 45742006), (76, 33704636), (112, 22871003), (133, 19259792), (152, 16852318), (266, 9629896), (304, 8426159), (532, 4814948), (1009, 2538704), (1064, 2407474), (1193, 2147152), (2018, 1269352), (2128, 1203737), (2386, 1073576), (4036, 634676), (4772, 536788), (7063, 362672), (8072, 317338), (8351, 306736), (9544, 268394), (14126, 181336), (16144, 158669), (16702, 153368), (19088, 134197), (19171, 133616), (22667, 113008), (28252, 90668), (33404, 76684), (38342, 66808), (45334, 56504)]