66816035

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1$

素因数の和:308

約数の個数: 64

約数和(自身を含む): 104509440

約数和(自身を除く): 37693405

約数列:

[1, 5, 11, 13, 17, 23, 55, 65, 85, 115, 143, 187, 221, 239, 253, 299, 391, 715, 935, 1105, 1195, 1265, 1495, 1955, 2431, 2629, 3107, 3289, 4063, 4301, 5083, 5497, 12155, 13145, 15535, 16445, 20315, 21505, 25415, 27485, 34177, 44693, 52819, 55913, 60467, 71461, 93449, 170885, 223465, 264095, 279565, 302335, 357305, 467245, 581009, 786071, 1027939, 1214837, 2905045, 3930355, 5139695, 6074185, 13363207, 66816035]

約数ペア:

[(1, 66816035), (5, 13363207), (11, 6074185), (13, 5139695), (17, 3930355), (23, 2905045), (55, 1214837), (65, 1027939), (85, 786071), (115, 581009), (143, 467245), (187, 357305), (221, 302335), (239, 279565), (253, 264095), (299, 223465), (391, 170885), (715, 93449), (935, 71461), (1105, 60467), (1195, 55913), (1265, 52819), (1495, 44693), (1955, 34177), (2431, 27485), (2629, 25415), (3107, 21505), (3289, 20315), (4063, 16445), (4301, 15535), (5083, 13145), (5497, 12155)]