531831040

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1031}}^1$

素因数の和:1096

約数の個数: 144

約数和(自身を含む): 1417522176

約数和(自身を除く): 885691136

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 128, 130, 155, 160, 208, 248, 256, 260, 310, 320, 403, 416, 496, 520, 620, 640, 806, 832, 992, 1031, 1040, 1240, 1280, 1612, 1664, 1984, 2015, 2062, 2080, 2480, 3224, 3328, 3968, 4030, 4124, 4160, 4960, 5155, 6448, 7936, 8060, 8248, 8320, 9920, 10310, 12896, 13403, 16120, 16496, 16640, 19840, 20620, 25792, 26806, 31961, 32240, 32992, 39680, 41240, 51584, 53612, 63922, 64480, 65984, 67015, 82480, 103168, 107224, 127844, 128960, 131968, 134030, 159805, 164960, 214448, 255688, 257920, 263936, 268060, 319610, 329920, 415493, 428896, 511376, 515840, 536120, 639220, 659840, 830986, 857792, 1022752, 1072240, 1278440, 1319680, 1661972, 1715584, 2045504, 2077465, 2144480, 2556880, 3323944, 3431168, 4091008, 4154930, 4288960, 5113760, 6647888, 8182016, 8309860, 8577920, 10227520, 13295776, 16619720, 17155840, 20455040, 26591552, 33239440, 40910080, 53183104, 66478880, 106366208, 132957760, 265915520, 531831040]

約数ペア:

[(1, 531831040), (2, 265915520), (4, 132957760), (5, 106366208), (8, 66478880), (10, 53183104), (13, 40910080), (16, 33239440), (20, 26591552), (26, 20455040), (31, 17155840), (32, 16619720), (40, 13295776), (52, 10227520), (62, 8577920), (64, 8309860), (65, 8182016), (80, 6647888), (104, 5113760), (124, 4288960), (128, 4154930), (130, 4091008), (155, 3431168), (160, 3323944), (208, 2556880), (248, 2144480), (256, 2077465), (260, 2045504), (310, 1715584), (320, 1661972), (403, 1319680), (416, 1278440), (496, 1072240), (520, 1022752), (620, 857792), (640, 830986), (806, 659840), (832, 639220), (992, 536120), (1031, 515840), (1040, 511376), (1240, 428896), (1280, 415493), (1612, 329920), (1664, 319610), (1984, 268060), (2015, 263936), (2062, 257920), (2080, 255688), (2480, 214448), (3224, 164960), (3328, 159805), (3968, 134030), (4030, 131968), (4124, 128960), (4160, 127844), (4960, 107224), (5155, 103168), (6448, 82480), (7936, 67015), (8060, 65984), (8248, 64480), (8320, 63922), (9920, 53612), (10310, 51584), (12896, 41240), (13403, 39680), (16120, 32992), (16496, 32240), (16640, 31961), (19840, 26806), (20620, 25792)]