80737578

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{563}}^1$

素因数の和:859

約数の個数: 48

約数和(自身を含む): 181598976

約数和(自身を除く): 100861398

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 257, 279, 514, 558, 563, 771, 1126, 1542, 1689, 2313, 3378, 4626, 5067, 7967, 10134, 15934, 17453, 23901, 34906, 47802, 52359, 71703, 104718, 143406, 144691, 157077, 289382, 314154, 434073, 868146, 1302219, 2604438, 4485421, 8970842, 13456263, 26912526, 40368789, 80737578]

約数ペア:

[(1, 80737578), (2, 40368789), (3, 26912526), (6, 13456263), (9, 8970842), (18, 4485421), (31, 2604438), (62, 1302219), (93, 868146), (186, 434073), (257, 314154), (279, 289382), (514, 157077), (558, 144691), (563, 143406), (771, 104718), (1126, 71703), (1542, 52359), (1689, 47802), (2313, 34906), (3378, 23901), (4626, 17453), (5067, 15934), (7967, 10134)]