77128828

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{1283}}^1$

素因数の和:1426

約数の個数: 48

約数和(自身を含む): 163941120

約数和(自身を除く): 86812292

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 113, 133, 226, 266, 452, 532, 791, 1283, 1582, 2147, 2566, 3164, 4294, 5132, 8588, 8981, 15029, 17962, 24377, 30058, 35924, 48754, 60116, 97508, 144979, 170639, 289958, 341278, 579916, 682556, 1014853, 2029706, 2754601, 4059412, 5509202, 11018404, 19282207, 38564414, 77128828]

約数ペア:

[(1, 77128828), (2, 38564414), (4, 19282207), (7, 11018404), (14, 5509202), (19, 4059412), (28, 2754601), (38, 2029706), (76, 1014853), (113, 682556), (133, 579916), (226, 341278), (266, 289958), (452, 170639), (532, 144979), (791, 97508), (1283, 60116), (1582, 48754), (2147, 35924), (2566, 30058), (3164, 24377), (4294, 17962), (5132, 15029), (8588, 8981)]