65777776

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{100271}}^1$

素因数の和:100320

約数の個数: 20

約数和(自身を含む): 130554144

約数和(自身を除く): 64776368

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 100271, 200542, 401084, 802168, 1604336, 4111111, 8222222, 16444444, 32888888, 65777776]

約数ペア:

[(1, 65777776), (2, 32888888), (4, 16444444), (8, 8222222), (16, 4111111), (41, 1604336), (82, 802168), (164, 401084), (328, 200542), (656, 100271)]