202094080

素因数分解:

$2^9\times 5^1\times {\mathrm{89}}^1\times {\mathrm{887}}^1$

素因数の和:999

約数の個数: 80

約数和(自身を含む): 490548960

約数和(自身を除く): 288454880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 128, 160, 178, 256, 320, 356, 445, 512, 640, 712, 887, 890, 1280, 1424, 1774, 1780, 2560, 2848, 3548, 3560, 4435, 5696, 7096, 7120, 8870, 11392, 14192, 14240, 17740, 22784, 28384, 28480, 35480, 45568, 56768, 56960, 70960, 78943, 113536, 113920, 141920, 157886, 227072, 227840, 283840, 315772, 394715, 454144, 567680, 631544, 789430, 1135360, 1263088, 1578860, 2270720, 2526176, 3157720, 5052352, 6315440, 10104704, 12630880, 20209408, 25261760, 40418816, 50523520, 101047040, 202094080]

約数ペア:

[(1, 202094080), (2, 101047040), (4, 50523520), (5, 40418816), (8, 25261760), (10, 20209408), (16, 12630880), (20, 10104704), (32, 6315440), (40, 5052352), (64, 3157720), (80, 2526176), (89, 2270720), (128, 1578860), (160, 1263088), (178, 1135360), (256, 789430), (320, 631544), (356, 567680), (445, 454144), (512, 394715), (640, 315772), (712, 283840), (887, 227840), (890, 227072), (1280, 157886), (1424, 141920), (1774, 113920), (1780, 113536), (2560, 78943), (2848, 70960), (3548, 56960), (3560, 56768), (4435, 45568), (5696, 35480), (7096, 28480), (7120, 28384), (8870, 22784), (11392, 17740), (14192, 14240)]