48981520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1861}}^1$

素因数の和:1928

約数の個数: 80

約数和(自身を含む): 132991488

約数和(自身を除く): 84009968

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 56, 70, 80, 94, 112, 140, 188, 235, 280, 329, 376, 470, 560, 658, 752, 940, 1316, 1645, 1861, 1880, 2632, 3290, 3722, 3760, 5264, 6580, 7444, 9305, 13027, 13160, 14888, 18610, 26054, 26320, 29776, 37220, 52108, 65135, 74440, 87467, 104216, 130270, 148880, 174934, 208432, 260540, 349868, 437335, 521080, 612269, 699736, 874670, 1042160, 1224538, 1399472, 1749340, 2449076, 3061345, 3498680, 4898152, 6122690, 6997360, 9796304, 12245380, 24490760, 48981520]

約数ペア:

[(1, 48981520), (2, 24490760), (4, 12245380), (5, 9796304), (7, 6997360), (8, 6122690), (10, 4898152), (14, 3498680), (16, 3061345), (20, 2449076), (28, 1749340), (35, 1399472), (40, 1224538), (47, 1042160), (56, 874670), (70, 699736), (80, 612269), (94, 521080), (112, 437335), (140, 349868), (188, 260540), (235, 208432), (280, 174934), (329, 148880), (376, 130270), (470, 104216), (560, 87467), (658, 74440), (752, 65135), (940, 52108), (1316, 37220), (1645, 29776), (1861, 26320), (1880, 26054), (2632, 18610), (3290, 14888), (3722, 13160), (3760, 13027), (5264, 9305), (6580, 7444)]