42752500

素因数分解:

$2^2\times 5^4\times 7^2\times {\mathrm{349}}^1$

素因数の和:387

約数の個数: 90

約数和(自身を含む): 109066650

約数和(自身を除く): 66314150

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 125, 140, 175, 196, 245, 250, 349, 350, 490, 500, 625, 698, 700, 875, 980, 1225, 1250, 1396, 1745, 1750, 2443, 2450, 2500, 3490, 3500, 4375, 4886, 4900, 6125, 6980, 8725, 8750, 9772, 12215, 12250, 17101, 17450, 17500, 24430, 24500, 30625, 34202, 34900, 43625, 48860, 61075, 61250, 68404, 85505, 87250, 122150, 122500, 171010, 174500, 218125, 244300, 305375, 342020, 427525, 436250, 610750, 855050, 872500, 1221500, 1526875, 1710100, 2137625, 3053750, 4275250, 6107500, 8550500, 10688125, 21376250, 42752500]

約数ペア:

[(1, 42752500), (2, 21376250), (4, 10688125), (5, 8550500), (7, 6107500), (10, 4275250), (14, 3053750), (20, 2137625), (25, 1710100), (28, 1526875), (35, 1221500), (49, 872500), (50, 855050), (70, 610750), (98, 436250), (100, 427525), (125, 342020), (140, 305375), (175, 244300), (196, 218125), (245, 174500), (250, 171010), (349, 122500), (350, 122150), (490, 87250), (500, 85505), (625, 68404), (698, 61250), (700, 61075), (875, 48860), (980, 43625), (1225, 34900), (1250, 34202), (1396, 30625), (1745, 24500), (1750, 24430), (2443, 17500), (2450, 17450), (2500, 17101), (3490, 12250), (3500, 12215), (4375, 9772), (4886, 8750), (4900, 8725), (6125, 6980)]