250020110

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{349}}^1\times {\mathrm{1009}}^1$

素因数の和:1436

約数の個数: 32

約数和(自身を含む): 458136000

約数和(自身を除く): 208115890

約数列:

[1, 2, 5, 10, 71, 142, 349, 355, 698, 710, 1009, 1745, 2018, 3490, 5045, 10090, 24779, 49558, 71639, 123895, 143278, 247790, 352141, 358195, 704282, 716390, 1760705, 3521410, 25002011, 50004022, 125010055, 250020110]

約数ペア:

[(1, 250020110), (2, 125010055), (5, 50004022), (10, 25002011), (71, 3521410), (142, 1760705), (349, 716390), (355, 704282), (698, 358195), (710, 352141), (1009, 247790), (1745, 143278), (2018, 123895), (3490, 71639), (5045, 49558), (10090, 24779)]