16909000

素因数分解:

$2^3\times 5^3\times {\mathrm{37}}^1\times {\mathrm{457}}^1$

素因数の和:515

約数の個数: 64

約数和(自身を含む): 40725360

約数和(自身を除く): 23816360

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 37, 40, 50, 74, 100, 125, 148, 185, 200, 250, 296, 370, 457, 500, 740, 914, 925, 1000, 1480, 1828, 1850, 2285, 3656, 3700, 4570, 4625, 7400, 9140, 9250, 11425, 16909, 18280, 18500, 22850, 33818, 37000, 45700, 57125, 67636, 84545, 91400, 114250, 135272, 169090, 228500, 338180, 422725, 457000, 676360, 845450, 1690900, 2113625, 3381800, 4227250, 8454500, 16909000]

約数ペア:

[(1, 16909000), (2, 8454500), (4, 4227250), (5, 3381800), (8, 2113625), (10, 1690900), (20, 845450), (25, 676360), (37, 457000), (40, 422725), (50, 338180), (74, 228500), (100, 169090), (125, 135272), (148, 114250), (185, 91400), (200, 84545), (250, 67636), (296, 57125), (370, 45700), (457, 37000), (500, 33818), (740, 22850), (914, 18500), (925, 18280), (1000, 16909), (1480, 11425), (1828, 9250), (1850, 9140), (2285, 7400), (3656, 4625), (3700, 4570)]