80577280

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2$

素因数の和:91

約数の個数: 216

約数和(自身を含む): 244151712

約数和(自身を除く): 163574432

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 23, 28, 32, 34, 35, 40, 46, 56, 64, 68, 70, 80, 85, 92, 112, 115, 119, 128, 136, 140, 160, 161, 170, 184, 224, 230, 238, 256, 272, 280, 320, 322, 340, 368, 391, 448, 460, 476, 529, 544, 560, 595, 640, 644, 680, 736, 782, 805, 896, 920, 952, 1058, 1088, 1120, 1190, 1280, 1288, 1360, 1472, 1564, 1610, 1792, 1840, 1904, 1955, 2116, 2176, 2240, 2380, 2576, 2645, 2720, 2737, 2944, 3128, 3220, 3680, 3703, 3808, 3910, 4232, 4352, 4480, 4760, 5152, 5290, 5440, 5474, 5888, 6256, 6440, 7360, 7406, 7616, 7820, 8464, 8960, 8993, 9520, 10304, 10580, 10880, 10948, 12512, 12880, 13685, 14720, 14812, 15232, 15640, 16928, 17986, 18515, 19040, 20608, 21160, 21760, 21896, 25024, 25760, 27370, 29440, 29624, 30464, 31280, 33856, 35972, 37030, 38080, 41216, 42320, 43792, 44965, 50048, 51520, 54740, 59248, 62560, 62951, 67712, 71944, 74060, 76160, 84640, 87584, 89930, 100096, 103040, 109480, 118496, 125120, 125902, 135424, 143888, 148120, 152320, 169280, 175168, 179860, 206080, 218960, 236992, 250240, 251804, 287776, 296240, 314755, 338560, 350336, 359720, 437920, 473984, 500480, 503608, 575552, 592480, 629510, 677120, 700672, 719440, 875840, 947968, 1007216, 1151104, 1184960, 1259020, 1438880, 1751680, 2014432, 2302208, 2369920, 2518040, 2877760, 3503360, 4028864, 4739840, 5036080, 5755520, 8057728, 10072160, 11511040, 16115456, 20144320, 40288640, 80577280]

約数ペア:

[(1, 80577280), (2, 40288640), (4, 20144320), (5, 16115456), (7, 11511040), (8, 10072160), (10, 8057728), (14, 5755520), (16, 5036080), (17, 4739840), (20, 4028864), (23, 3503360), (28, 2877760), (32, 2518040), (34, 2369920), (35, 2302208), (40, 2014432), (46, 1751680), (56, 1438880), (64, 1259020), (68, 1184960), (70, 1151104), (80, 1007216), (85, 947968), (92, 875840), (112, 719440), (115, 700672), (119, 677120), (128, 629510), (136, 592480), (140, 575552), (160, 503608), (161, 500480), (170, 473984), (184, 437920), (224, 359720), (230, 350336), (238, 338560), (256, 314755), (272, 296240), (280, 287776), (320, 251804), (322, 250240), (340, 236992), (368, 218960), (391, 206080), (448, 179860), (460, 175168), (476, 169280), (529, 152320), (544, 148120), (560, 143888), (595, 135424), (640, 125902), (644, 125120), (680, 118496), (736, 109480), (782, 103040), (805, 100096), (896, 89930), (920, 87584), (952, 84640), (1058, 76160), (1088, 74060), (1120, 71944), (1190, 67712), (1280, 62951), (1288, 62560), (1360, 59248), (1472, 54740), (1564, 51520), (1610, 50048), (1792, 44965), (1840, 43792), (1904, 42320), (1955, 41216), (2116, 38080), (2176, 37030), (2240, 35972), (2380, 33856), (2576, 31280), (2645, 30464), (2720, 29624), (2737, 29440), (2944, 27370), (3128, 25760), (3220, 25024), (3680, 21896), (3703, 21760), (3808, 21160), (3910, 20608), (4232, 19040), (4352, 18515), (4480, 17986), (4760, 16928), (5152, 15640), (5290, 15232), (5440, 14812), (5474, 14720), (5888, 13685), (6256, 12880), (6440, 12512), (7360, 10948), (7406, 10880), (7616, 10580), (7820, 10304), (8464, 9520), (8960, 8993)]