83390525

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{449}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 120528000

約数和(自身を除く): 37137475

約数列:

[1, 5, 17, 19, 23, 25, 85, 95, 115, 323, 391, 425, 437, 449, 475, 575, 1615, 1955, 2185, 2245, 7429, 7633, 8075, 8531, 9775, 10327, 10925, 11225, 37145, 38165, 42655, 51635, 145027, 175559, 185725, 190825, 196213, 213275, 258175, 725135, 877795, 981065, 3335621, 3625675, 4388975, 4905325, 16678105, 83390525]

約数ペア:

[(1, 83390525), (5, 16678105), (17, 4905325), (19, 4388975), (23, 3625675), (25, 3335621), (85, 981065), (95, 877795), (115, 725135), (323, 258175), (391, 213275), (425, 196213), (437, 190825), (449, 185725), (475, 175559), (575, 145027), (1615, 51635), (1955, 42655), (2185, 38165), (2245, 37145), (7429, 11225), (7633, 10925), (8075, 10327), (8531, 9775)]