2049852400

素因数分解:

$2^4\times 5^2\times {\mathrm{41}}^1\times {\mathrm{124991}}^1$

素因数の和:125050

約数の個数: 60

約数和(自身を含む): 5044927104

約数和(自身を除く): 2995074704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 41, 50, 80, 82, 100, 164, 200, 205, 328, 400, 410, 656, 820, 1025, 1640, 2050, 3280, 4100, 8200, 16400, 124991, 249982, 499964, 624955, 999928, 1249910, 1999856, 2499820, 3124775, 4999640, 5124631, 6249550, 9999280, 10249262, 12499100, 20498524, 24998200, 25623155, 40997048, 49996400, 51246310, 81994096, 102492620, 128115775, 204985240, 256231550, 409970480, 512463100, 1024926200, 2049852400]

約数ペア:

[(1, 2049852400), (2, 1024926200), (4, 512463100), (5, 409970480), (8, 256231550), (10, 204985240), (16, 128115775), (20, 102492620), (25, 81994096), (40, 51246310), (41, 49996400), (50, 40997048), (80, 25623155), (82, 24998200), (100, 20498524), (164, 12499100), (200, 10249262), (205, 9999280), (328, 6249550), (400, 5124631), (410, 4999640), (656, 3124775), (820, 2499820), (1025, 1999856), (1640, 1249910), (2050, 999928), (3280, 624955), (4100, 499964), (8200, 249982), (16400, 124991)]