205519952

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{1279}}^1$

素因数の和:1392

約数の個数: 60

約数和(自身を含む): 443304960

約数和(自身を除く): 237785008

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 83, 88, 121, 166, 176, 242, 332, 484, 664, 913, 968, 1279, 1328, 1826, 1936, 2558, 3652, 5116, 7304, 10043, 10232, 14069, 14608, 20086, 20464, 28138, 40172, 56276, 80344, 106157, 112552, 154759, 160688, 212314, 225104, 309518, 424628, 619036, 849256, 1167727, 1238072, 1698512, 2335454, 2476144, 4670908, 9341816, 12844997, 18683632, 25689994, 51379988, 102759976, 205519952]

約数ペア:

[(1, 205519952), (2, 102759976), (4, 51379988), (8, 25689994), (11, 18683632), (16, 12844997), (22, 9341816), (44, 4670908), (83, 2476144), (88, 2335454), (121, 1698512), (166, 1238072), (176, 1167727), (242, 849256), (332, 619036), (484, 424628), (664, 309518), (913, 225104), (968, 212314), (1279, 160688), (1328, 154759), (1826, 112552), (1936, 106157), (2558, 80344), (3652, 56276), (5116, 40172), (7304, 28138), (10043, 20464), (10232, 20086), (14069, 14608)]