83881840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3187}}^1$

素因数の和:3254

約数の個数: 80

約数和(自身を含む): 227699712

約数和(自身を除く): 143817872

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, 1880, 2632, 3187, 3290, 3760, 5264, 6374, 6580, 12748, 13160, 15935, 22309, 25496, 26320, 31870, 44618, 50992, 63740, 89236, 111545, 127480, 149789, 178472, 223090, 254960, 299578, 356944, 446180, 599156, 748945, 892360, 1048523, 1198312, 1497890, 1784720, 2097046, 2396624, 2995780, 4194092, 5242615, 5991560, 8388184, 10485230, 11983120, 16776368, 20970460, 41940920, 83881840]

約数ペア:

[(1, 83881840), (2, 41940920), (4, 20970460), (5, 16776368), (7, 11983120), (8, 10485230), (10, 8388184), (14, 5991560), (16, 5242615), (20, 4194092), (28, 2995780), (35, 2396624), (40, 2097046), (47, 1784720), (56, 1497890), (70, 1198312), (80, 1048523), (94, 892360), (112, 748945), (140, 599156), (188, 446180), (235, 356944), (280, 299578), (329, 254960), (376, 223090), (470, 178472), (560, 149789), (658, 127480), (752, 111545), (940, 89236), (1316, 63740), (1645, 50992), (1880, 44618), (2632, 31870), (3187, 26320), (3290, 25496), (3760, 22309), (5264, 15935), (6374, 13160), (6580, 12748)]