65565656

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{33181}}^1$

素因数の和:33219

約数の個数: 32

約数和(自身を含む): 139364400

約数和(自身を除く): 73798744

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 33181, 66362, 132724, 265448, 431353, 630439, 862706, 1260878, 1725412, 2521756, 3450824, 5043512, 8195707, 16391414, 32782828, 65565656]

約数ペア:

[(1, 65565656), (2, 32782828), (4, 16391414), (8, 8195707), (13, 5043512), (19, 3450824), (26, 2521756), (38, 1725412), (52, 1260878), (76, 862706), (104, 630439), (152, 431353), (247, 265448), (494, 132724), (988, 66362), (1976, 33181)]