76945540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{7741}}^1$

素因数の和:7828

約数の個数: 48

約数和(自身を含む): 187294464

約数和(自身を除く): 110348924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 7741, 9940, 15482, 30964, 38705, 54187, 77410, 108374, 154820, 216748, 270935, 541870, 549611, 1083740, 1099222, 2198444, 2748055, 3847277, 5496110, 7694554, 10992220, 15389108, 19236385, 38472770, 76945540]

約数ペア:

[(1, 76945540), (2, 38472770), (4, 19236385), (5, 15389108), (7, 10992220), (10, 7694554), (14, 5496110), (20, 3847277), (28, 2748055), (35, 2198444), (70, 1099222), (71, 1083740), (140, 549611), (142, 541870), (284, 270935), (355, 216748), (497, 154820), (710, 108374), (994, 77410), (1420, 54187), (1988, 38705), (2485, 30964), (4970, 15482), (7741, 9940)]