16520000

素因数分解:

$2^6\times 5^4\times 7^1\times {\mathrm{59}}^1$

素因数の和:98

約数の個数: 140

約数和(自身を含む): 47609760

約数和(自身を除く): 31089760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 59, 64, 70, 80, 100, 112, 118, 125, 140, 160, 175, 200, 224, 236, 250, 280, 295, 320, 350, 400, 413, 448, 472, 500, 560, 590, 625, 700, 800, 826, 875, 944, 1000, 1120, 1180, 1250, 1400, 1475, 1600, 1652, 1750, 1888, 2000, 2065, 2240, 2360, 2500, 2800, 2950, 3304, 3500, 3776, 4000, 4130, 4375, 4720, 5000, 5600, 5900, 6608, 7000, 7375, 8000, 8260, 8750, 9440, 10000, 10325, 11200, 11800, 13216, 14000, 14750, 16520, 17500, 18880, 20000, 20650, 23600, 26432, 28000, 29500, 33040, 35000, 36875, 40000, 41300, 47200, 51625, 56000, 59000, 66080, 70000, 73750, 82600, 94400, 103250, 118000, 132160, 140000, 147500, 165200, 206500, 236000, 258125, 280000, 295000, 330400, 413000, 472000, 516250, 590000, 660800, 826000, 1032500, 1180000, 1652000, 2065000, 2360000, 3304000, 4130000, 8260000, 16520000]

約数ペア:

[(1, 16520000), (2, 8260000), (4, 4130000), (5, 3304000), (7, 2360000), (8, 2065000), (10, 1652000), (14, 1180000), (16, 1032500), (20, 826000), (25, 660800), (28, 590000), (32, 516250), (35, 472000), (40, 413000), (50, 330400), (56, 295000), (59, 280000), (64, 258125), (70, 236000), (80, 206500), (100, 165200), (112, 147500), (118, 140000), (125, 132160), (140, 118000), (160, 103250), (175, 94400), (200, 82600), (224, 73750), (236, 70000), (250, 66080), (280, 59000), (295, 56000), (320, 51625), (350, 47200), (400, 41300), (413, 40000), (448, 36875), (472, 35000), (500, 33040), (560, 29500), (590, 28000), (625, 26432), (700, 23600), (800, 20650), (826, 20000), (875, 18880), (944, 17500), (1000, 16520), (1120, 14750), (1180, 14000), (1250, 13216), (1400, 11800), (1475, 11200), (1600, 10325), (1652, 10000), (1750, 9440), (1888, 8750), (2000, 8260), (2065, 8000), (2240, 7375), (2360, 7000), (2500, 6608), (2800, 5900), (2950, 5600), (3304, 5000), (3500, 4720), (3776, 4375), (4000, 4130)]