25308780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{60259}}^1$

素因数の和:60278

約数の個数: 48

約数和(自身を含む): 80989440

約数和(自身を除く): 55680660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 60259, 120518, 180777, 241036, 301295, 361554, 421813, 602590, 723108, 843626, 903885, 1205180, 1265439, 1687252, 1807770, 2109065, 2530878, 3615540, 4218130, 5061756, 6327195, 8436260, 12654390, 25308780]

約数ペア:

[(1, 25308780), (2, 12654390), (3, 8436260), (4, 6327195), (5, 5061756), (6, 4218130), (7, 3615540), (10, 2530878), (12, 2109065), (14, 1807770), (15, 1687252), (20, 1265439), (21, 1205180), (28, 903885), (30, 843626), (35, 723108), (42, 602590), (60, 421813), (70, 361554), (84, 301295), (105, 241036), (140, 180777), (210, 120518), (420, 60259)]