28482025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 42997248

約数和(自身を除く): 14515223

約数列:

[1, 5, 11, 13, 25, 31, 55, 65, 143, 155, 257, 275, 325, 341, 403, 715, 775, 1285, 1705, 2015, 2827, 3341, 3575, 4433, 6425, 7967, 8525, 10075, 14135, 16705, 22165, 36751, 39835, 70675, 83525, 87637, 103571, 110825, 183755, 199175, 438185, 517855, 918775, 1139281, 2190925, 2589275, 5696405, 28482025]

約数ペア:

[(1, 28482025), (5, 5696405), (11, 2589275), (13, 2190925), (25, 1139281), (31, 918775), (55, 517855), (65, 438185), (143, 199175), (155, 183755), (257, 110825), (275, 103571), (325, 87637), (341, 83525), (403, 70675), (715, 39835), (775, 36751), (1285, 22165), (1705, 16705), (2015, 14135), (2827, 10075), (3341, 8525), (3575, 7967), (4433, 6425)]