83428600

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:257

約数の個数: 96

約数和(自身を含む): 202554000

約数和(自身を除く): 119125400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 89, 100, 109, 172, 178, 200, 215, 218, 344, 356, 430, 436, 445, 545, 712, 860, 872, 890, 1075, 1090, 1720, 1780, 2150, 2180, 2225, 2725, 3560, 3827, 4300, 4360, 4450, 4687, 5450, 7654, 8600, 8900, 9374, 9701, 10900, 15308, 17800, 18748, 19135, 19402, 21800, 23435, 30616, 37496, 38270, 38804, 46870, 48505, 76540, 77608, 93740, 95675, 97010, 117175, 153080, 187480, 191350, 194020, 234350, 242525, 382700, 388040, 417143, 468700, 485050, 765400, 834286, 937400, 970100, 1668572, 1940200, 2085715, 3337144, 4171430, 8342860, 10428575, 16685720, 20857150, 41714300, 83428600]

約数ペア:

[(1, 83428600), (2, 41714300), (4, 20857150), (5, 16685720), (8, 10428575), (10, 8342860), (20, 4171430), (25, 3337144), (40, 2085715), (43, 1940200), (50, 1668572), (86, 970100), (89, 937400), (100, 834286), (109, 765400), (172, 485050), (178, 468700), (200, 417143), (215, 388040), (218, 382700), (344, 242525), (356, 234350), (430, 194020), (436, 191350), (445, 187480), (545, 153080), (712, 117175), (860, 97010), (872, 95675), (890, 93740), (1075, 77608), (1090, 76540), (1720, 48505), (1780, 46870), (2150, 38804), (2180, 38270), (2225, 37496), (2725, 30616), (3560, 23435), (3827, 21800), (4300, 19402), (4360, 19135), (4450, 18748), (4687, 17800), (5450, 15308), (7654, 10900), (8600, 9701), (8900, 9374)]