81141476

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4831}}^1$

素因数の和:4884

約数の個数: 48

約数和(自身を含む): 170472960

約数和(自身を除く): 89331484

約数列:

[1, 2, 4, 13, 17, 19, 26, 34, 38, 52, 68, 76, 221, 247, 323, 442, 494, 646, 884, 988, 1292, 4199, 4831, 8398, 9662, 16796, 19324, 62803, 82127, 91789, 125606, 164254, 183578, 251212, 328508, 367156, 1067651, 1193257, 1560413, 2135302, 2386514, 3120826, 4270604, 4773028, 6241652, 20285369, 40570738, 81141476]

約数ペア:

[(1, 81141476), (2, 40570738), (4, 20285369), (13, 6241652), (17, 4773028), (19, 4270604), (26, 3120826), (34, 2386514), (38, 2135302), (52, 1560413), (68, 1193257), (76, 1067651), (221, 367156), (247, 328508), (323, 251212), (442, 183578), (494, 164254), (646, 125606), (884, 91789), (988, 82127), (1292, 62803), (4199, 19324), (4831, 16796), (8398, 9662)]