205058560

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{11443}}^1$

素因数の和:11473

約数の個数: 80

約数和(自身を含む): 561946176

約数和(自身を除く): 356887616

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1792, 2240, 2560, 3584, 4480, 8960, 11443, 17920, 22886, 45772, 57215, 80101, 91544, 114430, 160202, 183088, 228860, 320404, 366176, 400505, 457720, 640808, 732352, 801010, 915440, 1281616, 1464704, 1602020, 1830880, 2563232, 2929408, 3204040, 3661760, 5126464, 5858816, 6408080, 7323520, 10252928, 12816160, 14647040, 20505856, 25632320, 29294080, 41011712, 51264640, 102529280, 205058560]

約数ペア:

[(1, 205058560), (2, 102529280), (4, 51264640), (5, 41011712), (7, 29294080), (8, 25632320), (10, 20505856), (14, 14647040), (16, 12816160), (20, 10252928), (28, 7323520), (32, 6408080), (35, 5858816), (40, 5126464), (56, 3661760), (64, 3204040), (70, 2929408), (80, 2563232), (112, 1830880), (128, 1602020), (140, 1464704), (160, 1281616), (224, 915440), (256, 801010), (280, 732352), (320, 640808), (448, 457720), (512, 400505), (560, 366176), (640, 320404), (896, 228860), (1120, 183088), (1280, 160202), (1792, 114430), (2240, 91544), (2560, 80101), (3584, 57215), (4480, 45772), (8960, 22886), (11443, 17920)]