25425855

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{887}}^1$

素因数の和:925

約数の個数: 72

約数和(自身を含む): 55272672

約数和(自身を除く): 29846817

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 49, 63, 65, 91, 105, 117, 147, 195, 245, 273, 315, 441, 455, 585, 637, 735, 819, 887, 1365, 1911, 2205, 2661, 3185, 4095, 4435, 5733, 6209, 7983, 9555, 11531, 13305, 18627, 28665, 31045, 34593, 39915, 43463, 55881, 57655, 80717, 93135, 103779, 130389, 172965, 217315, 242151, 279405, 391167, 403585, 518895, 565019, 651945, 726453, 1210755, 1695057, 1955835, 2825095, 3632265, 5085171, 8475285, 25425855]

約数ペア:

[(1, 25425855), (3, 8475285), (5, 5085171), (7, 3632265), (9, 2825095), (13, 1955835), (15, 1695057), (21, 1210755), (35, 726453), (39, 651945), (45, 565019), (49, 518895), (63, 403585), (65, 391167), (91, 279405), (105, 242151), (117, 217315), (147, 172965), (195, 130389), (245, 103779), (273, 93135), (315, 80717), (441, 57655), (455, 55881), (585, 43463), (637, 39915), (735, 34593), (819, 31045), (887, 28665), (1365, 18627), (1911, 13305), (2205, 11531), (2661, 9555), (3185, 7983), (4095, 6209), (4435, 5733)]