7111520

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{263}}^1$

素因数の和:304

約数の個数: 72

約数和(自身を含む): 18261936

約数和(自身を除く): 11150416

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 169, 208, 260, 263, 338, 416, 520, 526, 676, 845, 1040, 1052, 1315, 1352, 1690, 2080, 2104, 2630, 2704, 3380, 3419, 4208, 5260, 5408, 6760, 6838, 8416, 10520, 13520, 13676, 17095, 21040, 27040, 27352, 34190, 42080, 44447, 54704, 68380, 88894, 109408, 136760, 177788, 222235, 273520, 355576, 444470, 547040, 711152, 888940, 1422304, 1777880, 3555760, 7111520]

約数ペア:

[(1, 7111520), (2, 3555760), (4, 1777880), (5, 1422304), (8, 888940), (10, 711152), (13, 547040), (16, 444470), (20, 355576), (26, 273520), (32, 222235), (40, 177788), (52, 136760), (65, 109408), (80, 88894), (104, 68380), (130, 54704), (160, 44447), (169, 42080), (208, 34190), (260, 27352), (263, 27040), (338, 21040), (416, 17095), (520, 13676), (526, 13520), (676, 10520), (845, 8416), (1040, 6838), (1052, 6760), (1315, 5408), (1352, 5260), (1690, 4208), (2080, 3419), (2104, 3380), (2630, 2704)]