77246720

素因数分解:

$2^8\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2081}}^1$

素因数の和:2131

約数の個数: 72

約数和(自身を含む): 191502360

約数和(自身を除く): 114255640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 256, 290, 320, 464, 580, 640, 928, 1160, 1280, 1856, 2081, 2320, 3712, 4162, 4640, 7424, 8324, 9280, 10405, 16648, 18560, 20810, 33296, 37120, 41620, 60349, 66592, 83240, 120698, 133184, 166480, 241396, 266368, 301745, 332960, 482792, 532736, 603490, 665920, 965584, 1206980, 1331840, 1931168, 2413960, 2663680, 3862336, 4827920, 7724672, 9655840, 15449344, 19311680, 38623360, 77246720]

約数ペア:

[(1, 77246720), (2, 38623360), (4, 19311680), (5, 15449344), (8, 9655840), (10, 7724672), (16, 4827920), (20, 3862336), (29, 2663680), (32, 2413960), (40, 1931168), (58, 1331840), (64, 1206980), (80, 965584), (116, 665920), (128, 603490), (145, 532736), (160, 482792), (232, 332960), (256, 301745), (290, 266368), (320, 241396), (464, 166480), (580, 133184), (640, 120698), (928, 83240), (1160, 66592), (1280, 60349), (1856, 41620), (2081, 37120), (2320, 33296), (3712, 20810), (4162, 18560), (4640, 16648), (7424, 10405), (8324, 9280)]