64943336

素因数分解:

$2^3\times {\mathrm{503}}^1\times {\mathrm{16139}}^1$

素因数の和:16648

約数の個数: 16

約数和(自身を含む): 122018400

約数和(自身を除く): 57075064

約数列:

[1, 2, 4, 8, 503, 1006, 2012, 4024, 16139, 32278, 64556, 129112, 8117917, 16235834, 32471668, 64943336]

約数ペア:

[(1, 64943336), (2, 32471668), (4, 16235834), (8, 8117917), (503, 129112), (1006, 64556), (2012, 32278), (4024, 16139)]