1068812500

素因数分解:

$2^2\times 5^6\times 7^2\times {\mathrm{349}}^1$

素因数の和:397

約数の個数: 126

約数和(自身を含む): 2727504150

約数和(自身を除く): 1658691650

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, 3125, 3490, 3500, 4375, 4886, 4900, 6125, 6250, 6980, 8725, 8750, 9772, 12215, 12250, 12500, 15625, 17101, 17450, 17500, 21875, 24430, 24500, 30625, 31250, 34202, 34900, 43625, 43750, 48860, 61075, 61250, 62500, 68404, 85505, 87250, 87500, 109375, 122150, 122500, 153125, 171010, 174500, 218125, 218750, 244300, 305375, 306250, 342020, 427525, 436250, 437500, 610750, 612500, 765625, 855050, 872500, 1090625, 1221500, 1526875, 1531250, 1710100, 2137625, 2181250, 3053750, 3062500, 4275250, 4362500, 5453125, 6107500, 7634375, 8550500, 10688125, 10906250, 15268750, 21376250, 21812500, 30537500, 38171875, 42752500, 53440625, 76343750, 106881250, 152687500, 213762500, 267203125, 534406250, 1068812500]

約数ペア:

[(1, 1068812500), (2, 534406250), (4, 267203125), (5, 213762500), (7, 152687500), (10, 106881250), (14, 76343750), (20, 53440625), (25, 42752500), (28, 38171875), (35, 30537500), (49, 21812500), (50, 21376250), (70, 15268750), (98, 10906250), (100, 10688125), (125, 8550500), (140, 7634375), (175, 6107500), (196, 5453125), (245, 4362500), (250, 4275250), (349, 3062500), (350, 3053750), (490, 2181250), (500, 2137625), (625, 1710100), (698, 1531250), (700, 1526875), (875, 1221500), (980, 1090625), (1225, 872500), (1250, 855050), (1396, 765625), (1745, 612500), (1750, 610750), (2443, 437500), (2450, 436250), (2500, 427525), (3125, 342020), (3490, 306250), (3500, 305375), (4375, 244300), (4886, 218750), (4900, 218125), (6125, 174500), (6250, 171010), (6980, 153125), (8725, 122500), (8750, 122150), (9772, 109375), (12215, 87500), (12250, 87250), (12500, 85505), (15625, 68404), (17101, 62500), (17450, 61250), (17500, 61075), (21875, 48860), (24430, 43750), (24500, 43625), (30625, 34900), (31250, 34202)]