55138000

素因数分解:

$2^4\times 5^3\times {\mathrm{19}}^1\times {\mathrm{1451}}^1$

素因数の和:1493

約数の個数: 80

約数和(自身を含む): 140437440

約数和(自身を除く): 85299440

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 125, 152, 190, 200, 250, 304, 380, 400, 475, 500, 760, 950, 1000, 1451, 1520, 1900, 2000, 2375, 2902, 3800, 4750, 5804, 7255, 7600, 9500, 11608, 14510, 19000, 23216, 27569, 29020, 36275, 38000, 55138, 58040, 72550, 110276, 116080, 137845, 145100, 181375, 220552, 275690, 290200, 362750, 441104, 551380, 580400, 689225, 725500, 1102760, 1378450, 1451000, 2205520, 2756900, 2902000, 3446125, 5513800, 6892250, 11027600, 13784500, 27569000, 55138000]

約数ペア:

[(1, 55138000), (2, 27569000), (4, 13784500), (5, 11027600), (8, 6892250), (10, 5513800), (16, 3446125), (19, 2902000), (20, 2756900), (25, 2205520), (38, 1451000), (40, 1378450), (50, 1102760), (76, 725500), (80, 689225), (95, 580400), (100, 551380), (125, 441104), (152, 362750), (190, 290200), (200, 275690), (250, 220552), (304, 181375), (380, 145100), (400, 137845), (475, 116080), (500, 110276), (760, 72550), (950, 58040), (1000, 55138), (1451, 38000), (1520, 36275), (1900, 29020), (2000, 27569), (2375, 23216), (2902, 19000), (3800, 14510), (4750, 11608), (5804, 9500), (7255, 7600)]