206178320

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{36299}}^1$

素因数の和:36383

約数の個数: 40

約数和(自身を含む): 486129600

約数和(自身を除く): 279951280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 36299, 72598, 145196, 181495, 290392, 362990, 580784, 725980, 1451960, 2577229, 2903920, 5154458, 10308916, 12886145, 20617832, 25772290, 41235664, 51544580, 103089160, 206178320]

約数ペア:

[(1, 206178320), (2, 103089160), (4, 51544580), (5, 41235664), (8, 25772290), (10, 20617832), (16, 12886145), (20, 10308916), (40, 5154458), (71, 2903920), (80, 2577229), (142, 1451960), (284, 725980), (355, 580784), (568, 362990), (710, 290392), (1136, 181495), (1420, 145196), (2840, 72598), (5680, 36299)]