25557700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1259}}^1$

素因数の和:1309

約数の個数: 72

約数和(自身を含む): 65620800

約数和(自身を除く): 40063100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 29, 35, 50, 58, 70, 100, 116, 140, 145, 175, 203, 290, 350, 406, 580, 700, 725, 812, 1015, 1259, 1450, 2030, 2518, 2900, 4060, 5036, 5075, 6295, 8813, 10150, 12590, 17626, 20300, 25180, 31475, 35252, 36511, 44065, 62950, 73022, 88130, 125900, 146044, 176260, 182555, 220325, 255577, 365110, 440650, 511154, 730220, 881300, 912775, 1022308, 1277885, 1825550, 2555770, 3651100, 5111540, 6389425, 12778850, 25557700]

約数ペア:

[(1, 25557700), (2, 12778850), (4, 6389425), (5, 5111540), (7, 3651100), (10, 2555770), (14, 1825550), (20, 1277885), (25, 1022308), (28, 912775), (29, 881300), (35, 730220), (50, 511154), (58, 440650), (70, 365110), (100, 255577), (116, 220325), (140, 182555), (145, 176260), (175, 146044), (203, 125900), (290, 88130), (350, 73022), (406, 62950), (580, 44065), (700, 36511), (725, 35252), (812, 31475), (1015, 25180), (1259, 20300), (1450, 17626), (2030, 12590), (2518, 10150), (2900, 8813), (4060, 6295), (5036, 5075)]