68311984

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19319}}^1$

素因数の和:19357

約数の個数: 40

約数和(自身を含む): 150927840

約数和(自身を除く): 82615856

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 19319, 38638, 77276, 154552, 251147, 309104, 328423, 502294, 656846, 1004588, 1313692, 2009176, 2627384, 4018352, 4269499, 5254768, 8538998, 17077996, 34155992, 68311984]

約数ペア:

[(1, 68311984), (2, 34155992), (4, 17077996), (8, 8538998), (13, 5254768), (16, 4269499), (17, 4018352), (26, 2627384), (34, 2009176), (52, 1313692), (68, 1004588), (104, 656846), (136, 502294), (208, 328423), (221, 309104), (272, 251147), (442, 154552), (884, 77276), (1768, 38638), (3536, 19319)]