25859000

素因数分解:

$2^3\times 5^3\times {\mathrm{19}}^1\times {\mathrm{1361}}^1$

素因数の和:1401

約数の個数: 64

約数和(自身を含む): 63741600

約数和(自身を除く): 37882600

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 125, 152, 190, 200, 250, 380, 475, 500, 760, 950, 1000, 1361, 1900, 2375, 2722, 3800, 4750, 5444, 6805, 9500, 10888, 13610, 19000, 25859, 27220, 34025, 51718, 54440, 68050, 103436, 129295, 136100, 170125, 206872, 258590, 272200, 340250, 517180, 646475, 680500, 1034360, 1292950, 1361000, 2585900, 3232375, 5171800, 6464750, 12929500, 25859000]

約数ペア:

[(1, 25859000), (2, 12929500), (4, 6464750), (5, 5171800), (8, 3232375), (10, 2585900), (19, 1361000), (20, 1292950), (25, 1034360), (38, 680500), (40, 646475), (50, 517180), (76, 340250), (95, 272200), (100, 258590), (125, 206872), (152, 170125), (190, 136100), (200, 129295), (250, 103436), (380, 68050), (475, 54440), (500, 51718), (760, 34025), (950, 27220), (1000, 25859), (1361, 19000), (1900, 13610), (2375, 10888), (2722, 9500), (3800, 6805), (4750, 5444)]