168831260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{5113}}^1$

素因数の和:5262

約数の個数: 48

約数和(自身を含む): 384900096

約数和(自身を除く): 216068836

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 127, 130, 254, 260, 508, 635, 1270, 1651, 2540, 3302, 5113, 6604, 8255, 10226, 16510, 20452, 25565, 33020, 51130, 66469, 102260, 132938, 265876, 332345, 649351, 664690, 1298702, 1329380, 2597404, 3246755, 6493510, 8441563, 12987020, 16883126, 33766252, 42207815, 84415630, 168831260]

約数ペア:

[(1, 168831260), (2, 84415630), (4, 42207815), (5, 33766252), (10, 16883126), (13, 12987020), (20, 8441563), (26, 6493510), (52, 3246755), (65, 2597404), (127, 1329380), (130, 1298702), (254, 664690), (260, 649351), (508, 332345), (635, 265876), (1270, 132938), (1651, 102260), (2540, 66469), (3302, 51130), (5113, 33020), (6604, 25565), (8255, 20452), (10226, 16510)]