25455885

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1097}}^1$

素因数の和:1142

約数の個数: 64

約数和(自身を含む): 53125632

約数和(自身を除く): 27669747

約数列:

[1, 3, 5, 7, 13, 15, 17, 21, 35, 39, 51, 65, 85, 91, 105, 119, 195, 221, 255, 273, 357, 455, 595, 663, 1097, 1105, 1365, 1547, 1785, 3291, 3315, 4641, 5485, 7679, 7735, 14261, 16455, 18649, 23037, 23205, 38395, 42783, 55947, 71305, 93245, 99827, 115185, 130543, 213915, 242437, 279735, 299481, 391629, 499135, 652715, 727311, 1212185, 1497405, 1697059, 1958145, 3636555, 5091177, 8485295, 25455885]

約数ペア:

[(1, 25455885), (3, 8485295), (5, 5091177), (7, 3636555), (13, 1958145), (15, 1697059), (17, 1497405), (21, 1212185), (35, 727311), (39, 652715), (51, 499135), (65, 391629), (85, 299481), (91, 279735), (105, 242437), (119, 213915), (195, 130543), (221, 115185), (255, 99827), (273, 93245), (357, 71305), (455, 55947), (595, 42783), (663, 38395), (1097, 23205), (1105, 23037), (1365, 18649), (1547, 16455), (1785, 14261), (3291, 7735), (3315, 7679), (4641, 5485)]