83432720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{383}}^1\times {\mathrm{389}}^1$

素因数の和:792

約数の個数: 80

約数和(自身を含む): 222842880

約数和(自身を除く): 139410160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 383, 389, 560, 766, 778, 1532, 1556, 1915, 1945, 2681, 2723, 3064, 3112, 3830, 3890, 5362, 5446, 6128, 6224, 7660, 7780, 10724, 10892, 13405, 13615, 15320, 15560, 21448, 21784, 26810, 27230, 30640, 31120, 42896, 43568, 53620, 54460, 107240, 108920, 148987, 214480, 217840, 297974, 595948, 744935, 1042909, 1191896, 1489870, 2085818, 2383792, 2979740, 4171636, 5214545, 5959480, 8343272, 10429090, 11918960, 16686544, 20858180, 41716360, 83432720]

約数ペア:

[(1, 83432720), (2, 41716360), (4, 20858180), (5, 16686544), (7, 11918960), (8, 10429090), (10, 8343272), (14, 5959480), (16, 5214545), (20, 4171636), (28, 2979740), (35, 2383792), (40, 2085818), (56, 1489870), (70, 1191896), (80, 1042909), (112, 744935), (140, 595948), (280, 297974), (383, 217840), (389, 214480), (560, 148987), (766, 108920), (778, 107240), (1532, 54460), (1556, 53620), (1915, 43568), (1945, 42896), (2681, 31120), (2723, 30640), (3064, 27230), (3112, 26810), (3830, 21784), (3890, 21448), (5362, 15560), (5446, 15320), (6128, 13615), (6224, 13405), (7660, 10892), (7780, 10724)]