71580964

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^2\times {\mathrm{2161}}^1$

素因数の和:2205

約数の個数: 54

約数和(自身を含む): 157862754

約数和(自身を除く): 86281790

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 169, 182, 196, 338, 364, 637, 676, 1183, 1274, 2161, 2366, 2548, 4322, 4732, 8281, 8644, 15127, 16562, 28093, 30254, 33124, 56186, 60508, 105889, 112372, 196651, 211778, 365209, 393302, 423556, 730418, 786604, 1376557, 1460836, 2556463, 2753114, 5112926, 5506228, 10225852, 17895241, 35790482, 71580964]

約数ペア:

[(1, 71580964), (2, 35790482), (4, 17895241), (7, 10225852), (13, 5506228), (14, 5112926), (26, 2753114), (28, 2556463), (49, 1460836), (52, 1376557), (91, 786604), (98, 730418), (169, 423556), (182, 393302), (196, 365209), (338, 211778), (364, 196651), (637, 112372), (676, 105889), (1183, 60508), (1274, 56186), (2161, 33124), (2366, 30254), (2548, 28093), (4322, 16562), (4732, 15127), (8281, 8644)]