25731795

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:204

約数の個数: 64

約数和(自身を含む): 47278080

約数和(自身を除く): 21546285

約数列:

[1, 3, 5, 15, 17, 19, 47, 51, 57, 85, 95, 113, 141, 235, 255, 285, 323, 339, 565, 705, 799, 893, 969, 1615, 1695, 1921, 2147, 2397, 2679, 3995, 4465, 4845, 5311, 5763, 6441, 9605, 10735, 11985, 13395, 15181, 15933, 26555, 28815, 32205, 36499, 45543, 75905, 79665, 90287, 100909, 109497, 182495, 227715, 270861, 302727, 451435, 504545, 547485, 1354305, 1513635, 1715453, 5146359, 8577265, 25731795]

約数ペア:

[(1, 25731795), (3, 8577265), (5, 5146359), (15, 1715453), (17, 1513635), (19, 1354305), (47, 547485), (51, 504545), (57, 451435), (85, 302727), (95, 270861), (113, 227715), (141, 182495), (235, 109497), (255, 100909), (285, 90287), (323, 79665), (339, 75905), (565, 45543), (705, 36499), (799, 32205), (893, 28815), (969, 26555), (1615, 15933), (1695, 15181), (1921, 13395), (2147, 11985), (2397, 10735), (2679, 9605), (3995, 6441), (4465, 5763), (4845, 5311)]