165910000

素因数分解:

$2^4\times 5^4\times {\mathrm{47}}^1\times {\mathrm{353}}^1$

素因数の和:428

約数の個数: 100

約数和(自身を含む): 411393312

約数和(自身を除く): 245483312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 47, 50, 80, 94, 100, 125, 188, 200, 235, 250, 353, 376, 400, 470, 500, 625, 706, 752, 940, 1000, 1175, 1250, 1412, 1765, 1880, 2000, 2350, 2500, 2824, 3530, 3760, 4700, 5000, 5648, 5875, 7060, 8825, 9400, 10000, 11750, 14120, 16591, 17650, 18800, 23500, 28240, 29375, 33182, 35300, 44125, 47000, 58750, 66364, 70600, 82955, 88250, 94000, 117500, 132728, 141200, 165910, 176500, 220625, 235000, 265456, 331820, 353000, 414775, 441250, 470000, 663640, 706000, 829550, 882500, 1327280, 1659100, 1765000, 2073875, 3318200, 3530000, 4147750, 6636400, 8295500, 10369375, 16591000, 20738750, 33182000, 41477500, 82955000, 165910000]

約数ペア:

[(1, 165910000), (2, 82955000), (4, 41477500), (5, 33182000), (8, 20738750), (10, 16591000), (16, 10369375), (20, 8295500), (25, 6636400), (40, 4147750), (47, 3530000), (50, 3318200), (80, 2073875), (94, 1765000), (100, 1659100), (125, 1327280), (188, 882500), (200, 829550), (235, 706000), (250, 663640), (353, 470000), (376, 441250), (400, 414775), (470, 353000), (500, 331820), (625, 265456), (706, 235000), (752, 220625), (940, 176500), (1000, 165910), (1175, 141200), (1250, 132728), (1412, 117500), (1765, 94000), (1880, 88250), (2000, 82955), (2350, 70600), (2500, 66364), (2824, 58750), (3530, 47000), (3760, 44125), (4700, 35300), (5000, 33182), (5648, 29375), (5875, 28240), (7060, 23500), (8825, 18800), (9400, 17650), (10000, 16591), (11750, 14120)]