25549720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{91249}}^1$

素因数の和:91267

約数の個数: 32

約数和(自身を含む): 65700000

約数和(自身を除く): 40150280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 91249, 182498, 364996, 456245, 638743, 729992, 912490, 1277486, 1824980, 2554972, 3193715, 3649960, 5109944, 6387430, 12774860, 25549720]

約数ペア:

[(1, 25549720), (2, 12774860), (4, 6387430), (5, 5109944), (7, 3649960), (8, 3193715), (10, 2554972), (14, 1824980), (20, 1277486), (28, 912490), (35, 729992), (40, 638743), (56, 456245), (70, 364996), (140, 182498), (280, 91249)]