54138680

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{20201}}^1$

素因数の和:20279

約数の個数: 32

約数和(自身を含む): 123636240

約数和(自身を除く): 69497560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 20201, 40402, 80804, 101005, 161608, 202010, 404020, 808040, 1353467, 2706934, 5413868, 6767335, 10827736, 13534670, 27069340, 54138680]

約数ペア:

[(1, 54138680), (2, 27069340), (4, 13534670), (5, 10827736), (8, 6767335), (10, 5413868), (20, 2706934), (40, 1353467), (67, 808040), (134, 404020), (268, 202010), (335, 161608), (536, 101005), (670, 80804), (1340, 40402), (2680, 20201)]