68542916

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:348

約数の個数: 48

約数和(自身を含む): 132765696

約数和(自身を除く): 64222780

約数列:

[1, 2, 4, 13, 26, 52, 97, 107, 127, 194, 214, 254, 388, 428, 508, 1261, 1391, 1651, 2522, 2782, 3302, 5044, 5564, 6604, 10379, 12319, 13589, 20758, 24638, 27178, 41516, 49276, 54356, 134927, 160147, 176657, 269854, 320294, 353314, 539708, 640588, 706628, 1318133, 2636266, 5272532, 17135729, 34271458, 68542916]

約数ペア:

[(1, 68542916), (2, 34271458), (4, 17135729), (13, 5272532), (26, 2636266), (52, 1318133), (97, 706628), (107, 640588), (127, 539708), (194, 353314), (214, 320294), (254, 269854), (388, 176657), (428, 160147), (508, 134927), (1261, 54356), (1391, 49276), (1651, 41516), (2522, 27178), (2782, 24638), (3302, 20758), (5044, 13589), (5564, 12319), (6604, 10379)]