80942576

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2081}}^1$

素因数の和:2130

約数の個数: 80

約数和(自身を含む): 195175008

約数和(自身を除く): 114232432

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 22, 26, 34, 44, 52, 68, 88, 104, 136, 143, 176, 187, 208, 221, 272, 286, 374, 442, 572, 748, 884, 1144, 1496, 1768, 2081, 2288, 2431, 2992, 3536, 4162, 4862, 8324, 9724, 16648, 19448, 22891, 27053, 33296, 35377, 38896, 45782, 54106, 70754, 91564, 108212, 141508, 183128, 216424, 283016, 297583, 366256, 389147, 432848, 459901, 566032, 595166, 778294, 919802, 1190332, 1556588, 1839604, 2380664, 3113176, 3679208, 4761328, 5058911, 6226352, 7358416, 10117822, 20235644, 40471288, 80942576]

約数ペア:

[(1, 80942576), (2, 40471288), (4, 20235644), (8, 10117822), (11, 7358416), (13, 6226352), (16, 5058911), (17, 4761328), (22, 3679208), (26, 3113176), (34, 2380664), (44, 1839604), (52, 1556588), (68, 1190332), (88, 919802), (104, 778294), (136, 595166), (143, 566032), (176, 459901), (187, 432848), (208, 389147), (221, 366256), (272, 297583), (286, 283016), (374, 216424), (442, 183128), (572, 141508), (748, 108212), (884, 91564), (1144, 70754), (1496, 54106), (1768, 45782), (2081, 38896), (2288, 35377), (2431, 33296), (2992, 27053), (3536, 22891), (4162, 19448), (4862, 16648), (8324, 9724)]