25784824

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{13049}}^1$

素因数の和:13087

約数の個数: 32

約数和(自身を含む): 54810000

約数和(自身を除く): 29025176

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 13049, 26098, 52196, 104392, 169637, 247931, 339274, 495862, 678548, 991724, 1357096, 1983448, 3223103, 6446206, 12892412, 25784824]

約数ペア:

[(1, 25784824), (2, 12892412), (4, 6446206), (8, 3223103), (13, 1983448), (19, 1357096), (26, 991724), (38, 678548), (52, 495862), (76, 339274), (104, 247931), (152, 169637), (247, 104392), (494, 52196), (988, 26098), (1976, 13049)]