1905741693505

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{1187}}^1\times {\mathrm{4943}}^1$

素因数の和:6430

約数の個数: 64

約数和(自身を含む): 2605002301440

約数和(自身を除く): 699260607935

約数列:

[1, 5, 13, 19, 65, 95, 247, 263, 1187, 1235, 1315, 3419, 4943, 4997, 5935, 15431, 17095, 22553, 24715, 24985, 64259, 64961, 77155, 93917, 112765, 293189, 312181, 321295, 324805, 469585, 1220921, 1300009, 1465945, 1560905, 4058353, 5867341, 5931439, 6104605, 6500045, 16900117, 20291765, 24700171, 29336705, 29657195, 76275433, 77108707, 84500585, 111479479, 123500855, 321102223, 381377165, 385543535, 557397395, 1449233227, 1543110683, 1605511115, 7246166135, 7715553415, 20060438879, 29319102977, 100302194395, 146595514885, 381148338701, 1905741693505]

約数ペア:

[(1, 1905741693505), (5, 381148338701), (13, 146595514885), (19, 100302194395), (65, 29319102977), (95, 20060438879), (247, 7715553415), (263, 7246166135), (1187, 1605511115), (1235, 1543110683), (1315, 1449233227), (3419, 557397395), (4943, 385543535), (4997, 381377165), (5935, 321102223), (15431, 123500855), (17095, 111479479), (22553, 84500585), (24715, 77108707), (24985, 76275433), (64259, 29657195), (64961, 29336705), (77155, 24700171), (93917, 20291765), (112765, 16900117), (293189, 6500045), (312181, 6104605), (321295, 5931439), (324805, 5867341), (469585, 4058353), (1220921, 1560905), (1300009, 1465945)]