12843750400

素因数分解:

$2^{10}\times 5^2\times {\mathrm{13}}^1\times {\mathrm{38593}}^1$

素因数の和:38636

約数の個数: 132

約数和(自身を含む): 34286832412

約数和(自身を除く): 21443082012

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 128, 130, 160, 200, 208, 256, 260, 320, 325, 400, 416, 512, 520, 640, 650, 800, 832, 1024, 1040, 1280, 1300, 1600, 1664, 2080, 2560, 2600, 3200, 3328, 4160, 5120, 5200, 6400, 6656, 8320, 10400, 12800, 13312, 16640, 20800, 25600, 33280, 38593, 41600, 66560, 77186, 83200, 154372, 166400, 192965, 308744, 332800, 385930, 501709, 617488, 771860, 964825, 1003418, 1234976, 1543720, 1929650, 2006836, 2469952, 2508545, 3087440, 3859300, 4013672, 4939904, 5017090, 6174880, 7718600, 8027344, 9879808, 10034180, 12349760, 12542725, 15437200, 16054688, 19759616, 20068360, 24699520, 25085450, 30874400, 32109376, 39519232, 40136720, 49399040, 50170900, 61748800, 64218752, 80273440, 98798080, 100341800, 123497600, 128437504, 160546880, 197596160, 200683600, 246995200, 256875008, 321093760, 401367200, 493990400, 513750016, 642187520, 802734400, 987980800, 1284375040, 1605468800, 2568750080, 3210937600, 6421875200, 12843750400]

約数ペア:

[(1, 12843750400), (2, 6421875200), (4, 3210937600), (5, 2568750080), (8, 1605468800), (10, 1284375040), (13, 987980800), (16, 802734400), (20, 642187520), (25, 513750016), (26, 493990400), (32, 401367200), (40, 321093760), (50, 256875008), (52, 246995200), (64, 200683600), (65, 197596160), (80, 160546880), (100, 128437504), (104, 123497600), (128, 100341800), (130, 98798080), (160, 80273440), (200, 64218752), (208, 61748800), (256, 50170900), (260, 49399040), (320, 40136720), (325, 39519232), (400, 32109376), (416, 30874400), (512, 25085450), (520, 24699520), (640, 20068360), (650, 19759616), (800, 16054688), (832, 15437200), (1024, 12542725), (1040, 12349760), (1280, 10034180), (1300, 9879808), (1600, 8027344), (1664, 7718600), (2080, 6174880), (2560, 5017090), (2600, 4939904), (3200, 4013672), (3328, 3859300), (4160, 3087440), (5120, 2508545), (5200, 2469952), (6400, 2006836), (6656, 1929650), (8320, 1543720), (10400, 1234976), (12800, 1003418), (13312, 964825), (16640, 771860), (20800, 617488), (25600, 501709), (33280, 385930), (38593, 332800), (41600, 308744), (66560, 192965), (77186, 166400), (83200, 154372)]