68787290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{4373}}^1$

素因数の和:4415

約数の個数: 48

約数和(自身を含む): 146598984

約数和(自身を除く): 77811694

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 121, 130, 143, 242, 286, 605, 715, 1210, 1430, 1573, 3146, 4373, 7865, 8746, 15730, 21865, 43730, 48103, 56849, 96206, 113698, 240515, 284245, 481030, 529133, 568490, 625339, 1058266, 1250678, 2645665, 3126695, 5291330, 6253390, 6878729, 13757458, 34393645, 68787290]

約数ペア:

[(1, 68787290), (2, 34393645), (5, 13757458), (10, 6878729), (11, 6253390), (13, 5291330), (22, 3126695), (26, 2645665), (55, 1250678), (65, 1058266), (110, 625339), (121, 568490), (130, 529133), (143, 481030), (242, 284245), (286, 240515), (605, 113698), (715, 96206), (1210, 56849), (1430, 48103), (1573, 43730), (3146, 21865), (4373, 15730), (7865, 8746)]