80138751

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^2$

素因数の和:121

約数の個数: 72

約数和(自身を含む): 145279872

約数和(自身を除く): 65141121

約数列:

[1, 3, 7, 11, 19, 21, 31, 33, 57, 77, 93, 133, 209, 217, 231, 341, 361, 399, 589, 627, 651, 961, 1023, 1083, 1463, 1767, 2387, 2527, 2883, 3971, 4123, 4389, 6479, 6727, 7161, 7581, 10571, 11191, 11913, 12369, 18259, 19437, 20181, 27797, 31713, 33573, 45353, 54777, 73997, 78337, 83391, 123101, 127813, 136059, 200849, 221991, 235011, 346921, 369303, 383439, 602547, 861707, 1040763, 1405943, 2428447, 2585121, 3816131, 4217829, 7285341, 11448393, 26712917, 80138751]

約数ペア:

[(1, 80138751), (3, 26712917), (7, 11448393), (11, 7285341), (19, 4217829), (21, 3816131), (31, 2585121), (33, 2428447), (57, 1405943), (77, 1040763), (93, 861707), (133, 602547), (209, 383439), (217, 369303), (231, 346921), (341, 235011), (361, 221991), (399, 200849), (589, 136059), (627, 127813), (651, 123101), (961, 83391), (1023, 78337), (1083, 73997), (1463, 54777), (1767, 45353), (2387, 33573), (2527, 31713), (2883, 27797), (3971, 20181), (4123, 19437), (4389, 18259), (6479, 12369), (6727, 11913), (7161, 11191), (7581, 10571)]