51878000

素因数分解:

$2^4\times 5^3\times {\mathrm{25939}}^1$

素因数の和:25962

約数の個数: 40

約数和(自身を含む): 125445840

約数和(自身を除く): 73567840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 25939, 51878, 103756, 129695, 207512, 259390, 415024, 518780, 648475, 1037560, 1296950, 2075120, 2593900, 3242375, 5187800, 6484750, 10375600, 12969500, 25939000, 51878000]

約数ペア:

[(1, 51878000), (2, 25939000), (4, 12969500), (5, 10375600), (8, 6484750), (10, 5187800), (16, 3242375), (20, 2593900), (25, 2075120), (40, 1296950), (50, 1037560), (80, 648475), (100, 518780), (125, 415024), (200, 259390), (250, 207512), (400, 129695), (500, 103756), (1000, 51878), (2000, 25939)]