25455040

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1$

素因数の和:270

約数の個数: 112

約数和(自身を含む): 67848480

約数和(自身を除く): 42393440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 32, 40, 52, 58, 64, 65, 80, 104, 116, 130, 145, 160, 208, 211, 232, 260, 290, 320, 377, 416, 422, 464, 520, 580, 754, 832, 844, 928, 1040, 1055, 1160, 1508, 1688, 1856, 1885, 2080, 2110, 2320, 2743, 3016, 3376, 3770, 4160, 4220, 4640, 5486, 6032, 6119, 6752, 7540, 8440, 9280, 10972, 12064, 12238, 13504, 13715, 15080, 16880, 21944, 24128, 24476, 27430, 30160, 30595, 33760, 43888, 48952, 54860, 60320, 61190, 67520, 79547, 87776, 97904, 109720, 120640, 122380, 159094, 175552, 195808, 219440, 244760, 318188, 391616, 397735, 438880, 489520, 636376, 795470, 877760, 979040, 1272752, 1590940, 1958080, 2545504, 3181880, 5091008, 6363760, 12727520, 25455040]

約数ペア:

[(1, 25455040), (2, 12727520), (4, 6363760), (5, 5091008), (8, 3181880), (10, 2545504), (13, 1958080), (16, 1590940), (20, 1272752), (26, 979040), (29, 877760), (32, 795470), (40, 636376), (52, 489520), (58, 438880), (64, 397735), (65, 391616), (80, 318188), (104, 244760), (116, 219440), (130, 195808), (145, 175552), (160, 159094), (208, 122380), (211, 120640), (232, 109720), (260, 97904), (290, 87776), (320, 79547), (377, 67520), (416, 61190), (422, 60320), (464, 54860), (520, 48952), (580, 43888), (754, 33760), (832, 30595), (844, 30160), (928, 27430), (1040, 24476), (1055, 24128), (1160, 21944), (1508, 16880), (1688, 15080), (1856, 13715), (1885, 13504), (2080, 12238), (2110, 12064), (2320, 10972), (2743, 9280), (3016, 8440), (3376, 7540), (3770, 6752), (4160, 6119), (4220, 6032), (4640, 5486)]