81344

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:84

約数の個数: 28

約数和(自身を含む): 170688

約数和(自身を除く): 89344

約数列:

[1, 2, 4, 8, 16, 31, 32, 41, 62, 64, 82, 124, 164, 248, 328, 496, 656, 992, 1271, 1312, 1984, 2542, 2624, 5084, 10168, 20336, 40672, 81344]

約数ペア:

[(1, 81344), (2, 40672), (4, 20336), (8, 10168), (16, 5084), (31, 2624), (32, 2542), (41, 1984), (62, 1312), (64, 1271), (82, 992), (124, 656), (164, 496), (248, 328)]