1261036712

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{271}}^1\times {\mathrm{443}}^1$

素因数の和:834

約数の個数: 64

約数和(自身を含む): 2586850560

約数和(自身を除く): 1325813848

約数列:

[1, 2, 4, 8, 13, 26, 52, 101, 104, 202, 271, 404, 443, 542, 808, 886, 1084, 1313, 1772, 2168, 2626, 3523, 3544, 5252, 5759, 7046, 10504, 11518, 14092, 23036, 27371, 28184, 44743, 46072, 54742, 89486, 109484, 120053, 178972, 218968, 240106, 355823, 357944, 480212, 581659, 711646, 960424, 1163318, 1423292, 1560689, 2326636, 2846584, 3121378, 4653272, 6242756, 12125353, 12485512, 24250706, 48501412, 97002824, 157629589, 315259178, 630518356, 1261036712]

約数ペア:

[(1, 1261036712), (2, 630518356), (4, 315259178), (8, 157629589), (13, 97002824), (26, 48501412), (52, 24250706), (101, 12485512), (104, 12125353), (202, 6242756), (271, 4653272), (404, 3121378), (443, 2846584), (542, 2326636), (808, 1560689), (886, 1423292), (1084, 1163318), (1313, 960424), (1772, 711646), (2168, 581659), (2626, 480212), (3523, 357944), (3544, 355823), (5252, 240106), (5759, 218968), (7046, 178972), (10504, 120053), (11518, 109484), (14092, 89486), (23036, 54742), (27371, 46072), (28184, 44743)]