208033984820

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{131667079}}^1$

素因数の和:131667167

約数の個数: 24

約数和(自身を含む): 442401388800

約数和(自身を除く): 234367403980

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 131667079, 263334158, 526668316, 658335395, 1316670790, 2633341580, 10401699241, 20803398482, 41606796964, 52008496205, 104016992410, 208033984820]

約数ペア:

[(1, 208033984820), (2, 104016992410), (4, 52008496205), (5, 41606796964), (10, 20803398482), (20, 10401699241), (79, 2633341580), (158, 1316670790), (316, 658335395), (395, 526668316), (790, 263334158), (1580, 131667079)]