79999556

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31397}}^1$

素因数の和:31428

約数の個数: 36

約数和(自身を含む): 175389228

約数和(自身を除く): 95389672

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 31397, 62794, 125588, 219779, 408161, 439558, 816322, 879116, 1538453, 1632644, 2857127, 3076906, 5714254, 6153812, 11428508, 19999889, 39999778, 79999556]

約数ペア:

[(1, 79999556), (2, 39999778), (4, 19999889), (7, 11428508), (13, 6153812), (14, 5714254), (26, 3076906), (28, 2857127), (49, 1632644), (52, 1538453), (91, 879116), (98, 816322), (182, 439558), (196, 408161), (364, 219779), (637, 125588), (1274, 62794), (2548, 31397)]