256193025

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{1609}}^1$

素因数の和:1826

約数の個数: 48

約数和(自身を含む): 464761920

約数和(自身を除く): 208568895

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 193, 275, 579, 825, 965, 1609, 2123, 2895, 4825, 4827, 6369, 8045, 10615, 14475, 17699, 24135, 31845, 40225, 53075, 53097, 88495, 120675, 159225, 265485, 310537, 442475, 931611, 1327425, 1552685, 3415907, 4658055, 7763425, 10247721, 17079535, 23290275, 51238605, 85397675, 256193025]

約数ペア:

[(1, 256193025), (3, 85397675), (5, 51238605), (11, 23290275), (15, 17079535), (25, 10247721), (33, 7763425), (55, 4658055), (75, 3415907), (165, 1552685), (193, 1327425), (275, 931611), (579, 442475), (825, 310537), (965, 265485), (1609, 159225), (2123, 120675), (2895, 88495), (4825, 53097), (4827, 53075), (6369, 40225), (8045, 31845), (10615, 24135), (14475, 17699)]