200784805

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{313}}^1$

素因数の和:541

約数の個数: 32

約数和(自身を含む): 265870080

約数和(自身を除く): 65085275

約数列:

[1, 5, 13, 65, 71, 139, 313, 355, 695, 923, 1565, 1807, 4069, 4615, 9035, 9869, 20345, 22223, 43507, 49345, 111115, 128297, 217535, 288899, 565591, 641485, 1444495, 2827955, 3088997, 15444985, 40156961, 200784805]

約数ペア:

[(1, 200784805), (5, 40156961), (13, 15444985), (65, 3088997), (71, 2827955), (139, 1444495), (313, 641485), (355, 565591), (695, 288899), (923, 217535), (1565, 128297), (1807, 111115), (4069, 49345), (4615, 43507), (9035, 22223), (9869, 20345)]