75640880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{461}}^1$

素因数の和:774

約数の個数: 80

約数和(自身を含む): 202112064

約数和(自身を除く): 126471184

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 293, 461, 560, 586, 922, 1172, 1465, 1844, 2051, 2305, 2344, 2930, 3227, 3688, 4102, 4610, 4688, 5860, 6454, 7376, 8204, 9220, 10255, 11720, 12908, 16135, 16408, 18440, 20510, 23440, 25816, 32270, 32816, 36880, 41020, 51632, 64540, 82040, 129080, 135073, 164080, 258160, 270146, 540292, 675365, 945511, 1080584, 1350730, 1891022, 2161168, 2701460, 3782044, 4727555, 5402920, 7564088, 9455110, 10805840, 15128176, 18910220, 37820440, 75640880]

約数ペア:

[(1, 75640880), (2, 37820440), (4, 18910220), (5, 15128176), (7, 10805840), (8, 9455110), (10, 7564088), (14, 5402920), (16, 4727555), (20, 3782044), (28, 2701460), (35, 2161168), (40, 1891022), (56, 1350730), (70, 1080584), (80, 945511), (112, 675365), (140, 540292), (280, 270146), (293, 258160), (461, 164080), (560, 135073), (586, 129080), (922, 82040), (1172, 64540), (1465, 51632), (1844, 41020), (2051, 36880), (2305, 32816), (2344, 32270), (2930, 25816), (3227, 23440), (3688, 20510), (4102, 18440), (4610, 16408), (4688, 16135), (5860, 12908), (6454, 11720), (7376, 10255), (8204, 9220)]