205689344

素因数分解:

$2^9\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1979}}^1$

素因数の和:2033

約数の個数: 80

約数和(自身を含む): 486129600

約数和(自身を除く): 280440256

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 64, 112, 116, 128, 203, 224, 232, 256, 406, 448, 464, 512, 812, 896, 928, 1624, 1792, 1856, 1979, 3248, 3584, 3712, 3958, 6496, 7424, 7916, 12992, 13853, 14848, 15832, 25984, 27706, 31664, 51968, 55412, 57391, 63328, 103936, 110824, 114782, 126656, 221648, 229564, 253312, 401737, 443296, 459128, 506624, 803474, 886592, 918256, 1013248, 1606948, 1773184, 1836512, 3213896, 3546368, 3673024, 6427792, 7092736, 7346048, 12855584, 14692096, 25711168, 29384192, 51422336, 102844672, 205689344]

約数ペア:

[(1, 205689344), (2, 102844672), (4, 51422336), (7, 29384192), (8, 25711168), (14, 14692096), (16, 12855584), (28, 7346048), (29, 7092736), (32, 6427792), (56, 3673024), (58, 3546368), (64, 3213896), (112, 1836512), (116, 1773184), (128, 1606948), (203, 1013248), (224, 918256), (232, 886592), (256, 803474), (406, 506624), (448, 459128), (464, 443296), (512, 401737), (812, 253312), (896, 229564), (928, 221648), (1624, 126656), (1792, 114782), (1856, 110824), (1979, 103936), (3248, 63328), (3584, 57391), (3712, 55412), (3958, 51968), (6496, 31664), (7424, 27706), (7916, 25984), (12992, 15832), (13853, 14848)]