77420144

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{156089}}^1$

素因数の和:156128

約数の個数: 20

約数和(自身を含む): 154841280

約数和(自身を除く): 77421136

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 156089, 312178, 624356, 1248712, 2497424, 4838759, 9677518, 19355036, 38710072, 77420144]

約数ペア:

[(1, 77420144), (2, 38710072), (4, 19355036), (8, 9677518), (16, 4838759), (31, 2497424), (62, 1248712), (124, 624356), (248, 312178), (496, 156089)]