2157772000

素因数分解:

$2^5\times 5^3\times {\mathrm{257}}^1\times {\mathrm{2099}}^1$

素因数の和:2381

約数の個数: 96

約数和(自身を含む): 5324810400

約数和(自身を除く): 3167038400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 257, 400, 500, 514, 800, 1000, 1028, 1285, 2000, 2056, 2099, 2570, 4000, 4112, 4198, 5140, 6425, 8224, 8396, 10280, 10495, 12850, 16792, 20560, 20990, 25700, 32125, 33584, 41120, 41980, 51400, 52475, 64250, 67168, 83960, 102800, 104950, 128500, 167920, 205600, 209900, 257000, 262375, 335840, 419800, 514000, 524750, 539443, 839600, 1028000, 1049500, 1078886, 1679200, 2099000, 2157772, 2697215, 4198000, 4315544, 5394430, 8396000, 8631088, 10788860, 13486075, 17262176, 21577720, 26972150, 43155440, 53944300, 67430375, 86310880, 107888600, 134860750, 215777200, 269721500, 431554400, 539443000, 1078886000, 2157772000]

約数ペア:

[(1, 2157772000), (2, 1078886000), (4, 539443000), (5, 431554400), (8, 269721500), (10, 215777200), (16, 134860750), (20, 107888600), (25, 86310880), (32, 67430375), (40, 53944300), (50, 43155440), (80, 26972150), (100, 21577720), (125, 17262176), (160, 13486075), (200, 10788860), (250, 8631088), (257, 8396000), (400, 5394430), (500, 4315544), (514, 4198000), (800, 2697215), (1000, 2157772), (1028, 2099000), (1285, 1679200), (2000, 1078886), (2056, 1049500), (2099, 1028000), (2570, 839600), (4000, 539443), (4112, 524750), (4198, 514000), (5140, 419800), (6425, 335840), (8224, 262375), (8396, 257000), (10280, 209900), (10495, 205600), (12850, 167920), (16792, 128500), (20560, 104950), (20990, 102800), (25700, 83960), (32125, 67168), (33584, 64250), (41120, 52475), (41980, 51400)]