51806720

素因数分解:

$2^9\times 5^1\times 7^3\times {\mathrm{59}}^1$

素因数の和:103

約数の個数: 160

約数和(自身を含む): 147312000

約数和(自身を除く): 95505280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 59, 64, 70, 80, 98, 112, 118, 128, 140, 160, 196, 224, 236, 245, 256, 280, 295, 320, 343, 392, 413, 448, 472, 490, 512, 560, 590, 640, 686, 784, 826, 896, 944, 980, 1120, 1180, 1280, 1372, 1568, 1652, 1715, 1792, 1888, 1960, 2065, 2240, 2360, 2560, 2744, 2891, 3136, 3304, 3430, 3584, 3776, 3920, 4130, 4480, 4720, 5488, 5782, 6272, 6608, 6860, 7552, 7840, 8260, 8960, 9440, 10976, 11564, 12544, 13216, 13720, 14455, 15104, 15680, 16520, 17920, 18880, 20237, 21952, 23128, 25088, 26432, 27440, 28910, 30208, 31360, 33040, 37760, 40474, 43904, 46256, 52864, 54880, 57820, 62720, 66080, 75520, 80948, 87808, 92512, 101185, 105728, 109760, 115640, 125440, 132160, 151040, 161896, 175616, 185024, 202370, 211456, 219520, 231280, 264320, 323792, 370048, 404740, 439040, 462560, 528640, 647584, 740096, 809480, 878080, 925120, 1057280, 1295168, 1480192, 1618960, 1850240, 2590336, 3237920, 3700480, 5180672, 6475840, 7400960, 10361344, 12951680, 25903360, 51806720]

約数ペア:

[(1, 51806720), (2, 25903360), (4, 12951680), (5, 10361344), (7, 7400960), (8, 6475840), (10, 5180672), (14, 3700480), (16, 3237920), (20, 2590336), (28, 1850240), (32, 1618960), (35, 1480192), (40, 1295168), (49, 1057280), (56, 925120), (59, 878080), (64, 809480), (70, 740096), (80, 647584), (98, 528640), (112, 462560), (118, 439040), (128, 404740), (140, 370048), (160, 323792), (196, 264320), (224, 231280), (236, 219520), (245, 211456), (256, 202370), (280, 185024), (295, 175616), (320, 161896), (343, 151040), (392, 132160), (413, 125440), (448, 115640), (472, 109760), (490, 105728), (512, 101185), (560, 92512), (590, 87808), (640, 80948), (686, 75520), (784, 66080), (826, 62720), (896, 57820), (944, 54880), (980, 52864), (1120, 46256), (1180, 43904), (1280, 40474), (1372, 37760), (1568, 33040), (1652, 31360), (1715, 30208), (1792, 28910), (1888, 27440), (1960, 26432), (2065, 25088), (2240, 23128), (2360, 21952), (2560, 20237), (2744, 18880), (2891, 17920), (3136, 16520), (3304, 15680), (3430, 15104), (3584, 14455), (3776, 13720), (3920, 13216), (4130, 12544), (4480, 11564), (4720, 10976), (5488, 9440), (5782, 8960), (6272, 8260), (6608, 7840), (6860, 7552)]