127748600

素因数分解:

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

素因数の和:91272

約数の個数: 48

約数和(自身を含む): 339450000

約数和(自身を除く): 211701400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 91249, 182498, 364996, 456245, 638743, 729992, 912490, 1277486, 1824980, 2281225, 2554972, 3193715, 3649960, 4562450, 5109944, 6387430, 9124900, 12774860, 15968575, 18249800, 25549720, 31937150, 63874300, 127748600]

約数ペア:

[(1, 127748600), (2, 63874300), (4, 31937150), (5, 25549720), (7, 18249800), (8, 15968575), (10, 12774860), (14, 9124900), (20, 6387430), (25, 5109944), (28, 4562450), (35, 3649960), (40, 3193715), (50, 2554972), (56, 2281225), (70, 1824980), (100, 1277486), (140, 912490), (175, 729992), (200, 638743), (280, 456245), (350, 364996), (700, 182498), (1400, 91249)]