199480000

素因数分解:

$2^6\times 5^4\times {\mathrm{4987}}^1$

素因数の和:5019

約数の個数: 70

約数和(自身を含む): 494744756

約数和(自身を除く): 295264756

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 625, 800, 1000, 1250, 1600, 2000, 2500, 4000, 4987, 5000, 8000, 9974, 10000, 19948, 20000, 24935, 39896, 40000, 49870, 79792, 99740, 124675, 159584, 199480, 249350, 319168, 398960, 498700, 623375, 797920, 997400, 1246750, 1595840, 1994800, 2493500, 3116875, 3989600, 4987000, 6233750, 7979200, 9974000, 12467500, 19948000, 24935000, 39896000, 49870000, 99740000, 199480000]

約数ペア:

[(1, 199480000), (2, 99740000), (4, 49870000), (5, 39896000), (8, 24935000), (10, 19948000), (16, 12467500), (20, 9974000), (25, 7979200), (32, 6233750), (40, 4987000), (50, 3989600), (64, 3116875), (80, 2493500), (100, 1994800), (125, 1595840), (160, 1246750), (200, 997400), (250, 797920), (320, 623375), (400, 498700), (500, 398960), (625, 319168), (800, 249350), (1000, 199480), (1250, 159584), (1600, 124675), (2000, 99740), (2500, 79792), (4000, 49870), (4987, 40000), (5000, 39896), (8000, 24935), (9974, 20000), (10000, 19948)]