31543040

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1297}}^1$

素因数の和:1337

約数の個数: 72

約数和(自身を含む): 79593360

約数和(自身を除く): 48050320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 608, 640, 760, 1216, 1280, 1297, 1520, 2432, 2594, 3040, 4864, 5188, 6080, 6485, 10376, 12160, 12970, 20752, 24320, 24643, 25940, 41504, 49286, 51880, 83008, 98572, 103760, 123215, 166016, 197144, 207520, 246430, 332032, 394288, 415040, 492860, 788576, 830080, 985720, 1577152, 1660160, 1971440, 3154304, 3942880, 6308608, 7885760, 15771520, 31543040]

約数ペア:

[(1, 31543040), (2, 15771520), (4, 7885760), (5, 6308608), (8, 3942880), (10, 3154304), (16, 1971440), (19, 1660160), (20, 1577152), (32, 985720), (38, 830080), (40, 788576), (64, 492860), (76, 415040), (80, 394288), (95, 332032), (128, 246430), (152, 207520), (160, 197144), (190, 166016), (256, 123215), (304, 103760), (320, 98572), (380, 83008), (608, 51880), (640, 49286), (760, 41504), (1216, 25940), (1280, 24643), (1297, 24320), (1520, 20752), (2432, 12970), (2594, 12160), (3040, 10376), (4864, 6485), (5188, 6080)]