79571200

素因数分解:

$2^8\times 5^2\times {\mathrm{12433}}^1$

素因数の和:12459

約数の個数: 54

約数和(自身を含む): 196966994

約数和(自身を除く): 117395794

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 640, 800, 1280, 1600, 3200, 6400, 12433, 24866, 49732, 62165, 99464, 124330, 198928, 248660, 310825, 397856, 497320, 621650, 795712, 994640, 1243300, 1591424, 1989280, 2486600, 3182848, 3978560, 4973200, 7957120, 9946400, 15914240, 19892800, 39785600, 79571200]

約数ペア:

[(1, 79571200), (2, 39785600), (4, 19892800), (5, 15914240), (8, 9946400), (10, 7957120), (16, 4973200), (20, 3978560), (25, 3182848), (32, 2486600), (40, 1989280), (50, 1591424), (64, 1243300), (80, 994640), (100, 795712), (128, 621650), (160, 497320), (200, 397856), (256, 310825), (320, 248660), (400, 198928), (640, 124330), (800, 99464), (1280, 62165), (1600, 49732), (3200, 24866), (6400, 12433)]