78642824

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{39799}}^1$

素因数の和:39837

約数の個数: 32

約数和(自身を含む): 167160000

約数和(自身を除く): 88517176

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 39799, 79598, 159196, 318392, 517387, 756181, 1034774, 1512362, 2069548, 3024724, 4139096, 6049448, 9830353, 19660706, 39321412, 78642824]

約数ペア:

[(1, 78642824), (2, 39321412), (4, 19660706), (8, 9830353), (13, 6049448), (19, 4139096), (26, 3024724), (38, 2069548), (52, 1512362), (76, 1034774), (104, 756181), (152, 517387), (247, 318392), (494, 159196), (988, 79598), (1976, 39799)]