49895040

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1999}}^1$

素因数の和:2034

約数の個数: 128

約数和(自身を含む): 171360000

約数和(自身を除く): 121464960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1560, 1664, 1920, 1999, 2080, 2496, 3120, 3998, 4160, 4992, 5997, 6240, 7996, 8320, 9995, 11994, 12480, 15992, 19990, 23988, 24960, 25987, 29985, 31984, 39980, 47976, 51974, 59970, 63968, 77961, 79960, 95952, 103948, 119940, 127936, 129935, 155922, 159920, 191904, 207896, 239880, 255872, 259870, 311844, 319840, 383808, 389805, 415792, 479760, 519740, 623688, 639680, 767616, 779610, 831584, 959520, 1039480, 1247376, 1279360, 1559220, 1663168, 1919040, 2078960, 2494752, 3118440, 3326336, 3838080, 4157920, 4989504, 6236880, 8315840, 9979008, 12473760, 16631680, 24947520, 49895040]

約数ペア:

[(1, 49895040), (2, 24947520), (3, 16631680), (4, 12473760), (5, 9979008), (6, 8315840), (8, 6236880), (10, 4989504), (12, 4157920), (13, 3838080), (15, 3326336), (16, 3118440), (20, 2494752), (24, 2078960), (26, 1919040), (30, 1663168), (32, 1559220), (39, 1279360), (40, 1247376), (48, 1039480), (52, 959520), (60, 831584), (64, 779610), (65, 767616), (78, 639680), (80, 623688), (96, 519740), (104, 479760), (120, 415792), (128, 389805), (130, 383808), (156, 319840), (160, 311844), (192, 259870), (195, 255872), (208, 239880), (240, 207896), (260, 191904), (312, 159920), (320, 155922), (384, 129935), (390, 127936), (416, 119940), (480, 103948), (520, 95952), (624, 79960), (640, 77961), (780, 63968), (832, 59970), (960, 51974), (1040, 47976), (1248, 39980), (1560, 31984), (1664, 29985), (1920, 25987), (1999, 24960), (2080, 23988), (2496, 19990), (3120, 15992), (3998, 12480), (4160, 11994), (4992, 9995), (5997, 8320), (6240, 7996)]