138838400

素因数分解:

$2^7\times 5^2\times {\mathrm{43}}^1\times {\mathrm{1009}}^1$

素因数の和:1076

約数の個数: 96

約数和(自身を含む): 351298200

約数和(自身を除く): 212459800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 50, 64, 80, 86, 100, 128, 160, 172, 200, 215, 320, 344, 400, 430, 640, 688, 800, 860, 1009, 1075, 1376, 1600, 1720, 2018, 2150, 2752, 3200, 3440, 4036, 4300, 5045, 5504, 6880, 8072, 8600, 10090, 13760, 16144, 17200, 20180, 25225, 27520, 32288, 34400, 40360, 43387, 50450, 64576, 68800, 80720, 86774, 100900, 129152, 137600, 161440, 173548, 201800, 216935, 322880, 347096, 403600, 433870, 645760, 694192, 807200, 867740, 1084675, 1388384, 1614400, 1735480, 2169350, 2776768, 3228800, 3470960, 4338700, 5553536, 6941920, 8677400, 13883840, 17354800, 27767680, 34709600, 69419200, 138838400]

約数ペア:

[(1, 138838400), (2, 69419200), (4, 34709600), (5, 27767680), (8, 17354800), (10, 13883840), (16, 8677400), (20, 6941920), (25, 5553536), (32, 4338700), (40, 3470960), (43, 3228800), (50, 2776768), (64, 2169350), (80, 1735480), (86, 1614400), (100, 1388384), (128, 1084675), (160, 867740), (172, 807200), (200, 694192), (215, 645760), (320, 433870), (344, 403600), (400, 347096), (430, 322880), (640, 216935), (688, 201800), (800, 173548), (860, 161440), (1009, 137600), (1075, 129152), (1376, 100900), (1600, 86774), (1720, 80720), (2018, 68800), (2150, 64576), (2752, 50450), (3200, 43387), (3440, 40360), (4036, 34400), (4300, 32288), (5045, 27520), (5504, 25225), (6880, 20180), (8072, 17200), (8600, 16144), (10090, 13760)]