207938800

素因数分解:

$2^4\times 5^2\times {\mathrm{101}}^1\times {\mathrm{5147}}^1$

素因数の和:5266

約数の個数: 60

約数和(自身を含む): 504617256

約数和(自身を除く): 296678456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 101, 200, 202, 400, 404, 505, 808, 1010, 1616, 2020, 2525, 4040, 5050, 5147, 8080, 10100, 10294, 20200, 20588, 25735, 40400, 41176, 51470, 82352, 102940, 128675, 205880, 257350, 411760, 514700, 519847, 1029400, 1039694, 2058800, 2079388, 2599235, 4158776, 5198470, 8317552, 10396940, 12996175, 20793880, 25992350, 41587760, 51984700, 103969400, 207938800]

約数ペア:

[(1, 207938800), (2, 103969400), (4, 51984700), (5, 41587760), (8, 25992350), (10, 20793880), (16, 12996175), (20, 10396940), (25, 8317552), (40, 5198470), (50, 4158776), (80, 2599235), (100, 2079388), (101, 2058800), (200, 1039694), (202, 1029400), (400, 519847), (404, 514700), (505, 411760), (808, 257350), (1010, 205880), (1616, 128675), (2020, 102940), (2525, 82352), (4040, 51470), (5050, 41176), (5147, 40400), (8080, 25735), (10100, 20588), (10294, 20200)]