2072800000

素因数分解:

$2^8\times 5^5\times {\mathrm{2591}}^1$

素因数の和:2632

約数の個数: 108

約数和(自身を含む): 5173543872

約数和(自身を除く): 3100743872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 256, 320, 400, 500, 625, 640, 800, 1000, 1250, 1280, 1600, 2000, 2500, 2591, 3125, 3200, 4000, 5000, 5182, 6250, 6400, 8000, 10000, 10364, 12500, 12955, 16000, 20000, 20728, 25000, 25910, 32000, 40000, 41456, 50000, 51820, 64775, 80000, 82912, 100000, 103640, 129550, 160000, 165824, 200000, 207280, 259100, 323875, 331648, 400000, 414560, 518200, 647750, 663296, 800000, 829120, 1036400, 1295500, 1619375, 1658240, 2072800, 2591000, 3238750, 3316480, 4145600, 5182000, 6477500, 8096875, 8291200, 10364000, 12955000, 16193750, 16582400, 20728000, 25910000, 32387500, 41456000, 51820000, 64775000, 82912000, 103640000, 129550000, 207280000, 259100000, 414560000, 518200000, 1036400000, 2072800000]

約数ペア:

[(1, 2072800000), (2, 1036400000), (4, 518200000), (5, 414560000), (8, 259100000), (10, 207280000), (16, 129550000), (20, 103640000), (25, 82912000), (32, 64775000), (40, 51820000), (50, 41456000), (64, 32387500), (80, 25910000), (100, 20728000), (125, 16582400), (128, 16193750), (160, 12955000), (200, 10364000), (250, 8291200), (256, 8096875), (320, 6477500), (400, 5182000), (500, 4145600), (625, 3316480), (640, 3238750), (800, 2591000), (1000, 2072800), (1250, 1658240), (1280, 1619375), (1600, 1295500), (2000, 1036400), (2500, 829120), (2591, 800000), (3125, 663296), (3200, 647750), (4000, 518200), (5000, 414560), (5182, 400000), (6250, 331648), (6400, 323875), (8000, 259100), (10000, 207280), (10364, 200000), (12500, 165824), (12955, 160000), (16000, 129550), (20000, 103640), (20728, 100000), (25000, 82912), (25910, 80000), (32000, 64775), (40000, 51820), (41456, 50000)]