80021676

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{25747}}^1$

素因数の和:25798

約数の個数: 48

約数和(自身を含む): 219166976

約数和(自身を除く): 139145300

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 37, 42, 74, 84, 111, 148, 222, 259, 444, 518, 777, 1036, 1554, 3108, 25747, 51494, 77241, 102988, 154482, 180229, 308964, 360458, 540687, 720916, 952639, 1081374, 1905278, 2162748, 2857917, 3810556, 5715834, 6668473, 11431668, 13336946, 20005419, 26673892, 40010838, 80021676]

約数ペア:

[(1, 80021676), (2, 40010838), (3, 26673892), (4, 20005419), (6, 13336946), (7, 11431668), (12, 6668473), (14, 5715834), (21, 3810556), (28, 2857917), (37, 2162748), (42, 1905278), (74, 1081374), (84, 952639), (111, 720916), (148, 540687), (222, 360458), (259, 308964), (444, 180229), (518, 154482), (777, 102988), (1036, 77241), (1554, 51494), (3108, 25747)]