165780784

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{2081}}^1$

素因数の和:2485

約数の個数: 40

約数和(自身を含む): 346977792

約数和(自身を除く): 181197008

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 383, 766, 1532, 2081, 3064, 4162, 4979, 6128, 8324, 9958, 16648, 19916, 27053, 33296, 39832, 54106, 79664, 108212, 216424, 432848, 797023, 1594046, 3188092, 6376184, 10361299, 12752368, 20722598, 41445196, 82890392, 165780784]

約数ペア:

[(1, 165780784), (2, 82890392), (4, 41445196), (8, 20722598), (13, 12752368), (16, 10361299), (26, 6376184), (52, 3188092), (104, 1594046), (208, 797023), (383, 432848), (766, 216424), (1532, 108212), (2081, 79664), (3064, 54106), (4162, 39832), (4979, 33296), (6128, 27053), (8324, 19916), (9958, 16648)]