51236000

素因数分解:

$2^5\times 5^3\times {\mathrm{12809}}^1$

素因数の和:12834

約数の個数: 48

約数和(自身を含む): 125896680

約数和(自身を除く): 74660680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 12809, 25618, 51236, 64045, 102472, 128090, 204944, 256180, 320225, 409888, 512360, 640450, 1024720, 1280900, 1601125, 2049440, 2561800, 3202250, 5123600, 6404500, 10247200, 12809000, 25618000, 51236000]

約数ペア:

[(1, 51236000), (2, 25618000), (4, 12809000), (5, 10247200), (8, 6404500), (10, 5123600), (16, 3202250), (20, 2561800), (25, 2049440), (32, 1601125), (40, 1280900), (50, 1024720), (80, 640450), (100, 512360), (125, 409888), (160, 320225), (200, 256180), (250, 204944), (400, 128090), (500, 102472), (800, 64045), (1000, 51236), (2000, 25618), (4000, 12809)]