83948800

素因数分解:

$2^8\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1009}}^1$

素因数の和:1048

約数の個数: 108

約数和(自身を含む): 223991740

約数和(自身を除く): 140042940

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 128, 130, 160, 200, 208, 256, 260, 320, 325, 400, 416, 520, 640, 650, 800, 832, 1009, 1040, 1280, 1300, 1600, 1664, 2018, 2080, 2600, 3200, 3328, 4036, 4160, 5045, 5200, 6400, 8072, 8320, 10090, 10400, 13117, 16144, 16640, 20180, 20800, 25225, 26234, 32288, 40360, 41600, 50450, 52468, 64576, 65585, 80720, 83200, 100900, 104936, 129152, 131170, 161440, 201800, 209872, 258304, 262340, 322880, 327925, 403600, 419744, 524680, 645760, 655850, 807200, 839488, 1049360, 1291520, 1311700, 1614400, 1678976, 2098720, 2623400, 3228800, 3357952, 4197440, 5246800, 6457600, 8394880, 10493600, 16789760, 20987200, 41974400, 83948800]

約数ペア:

[(1, 83948800), (2, 41974400), (4, 20987200), (5, 16789760), (8, 10493600), (10, 8394880), (13, 6457600), (16, 5246800), (20, 4197440), (25, 3357952), (26, 3228800), (32, 2623400), (40, 2098720), (50, 1678976), (52, 1614400), (64, 1311700), (65, 1291520), (80, 1049360), (100, 839488), (104, 807200), (128, 655850), (130, 645760), (160, 524680), (200, 419744), (208, 403600), (256, 327925), (260, 322880), (320, 262340), (325, 258304), (400, 209872), (416, 201800), (520, 161440), (640, 131170), (650, 129152), (800, 104936), (832, 100900), (1009, 83200), (1040, 80720), (1280, 65585), (1300, 64576), (1600, 52468), (1664, 50450), (2018, 41600), (2080, 40360), (2600, 32288), (3200, 26234), (3328, 25225), (4036, 20800), (4160, 20180), (5045, 16640), (5200, 16144), (6400, 13117), (8072, 10400), (8320, 10090)]