199261552

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1979}}^1$

素因数の和:2054

約数の個数: 80

約数和(自身を含む): 471398400

約数和(自身を除く): 272136848

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 31, 56, 58, 62, 112, 116, 124, 203, 217, 232, 248, 406, 434, 464, 496, 812, 868, 899, 1624, 1736, 1798, 1979, 3248, 3472, 3596, 3958, 6293, 7192, 7916, 12586, 13853, 14384, 15832, 25172, 27706, 31664, 50344, 55412, 57391, 61349, 100688, 110824, 114782, 122698, 221648, 229564, 245396, 401737, 429443, 459128, 490792, 803474, 858886, 918256, 981584, 1606948, 1717772, 1779121, 3213896, 3435544, 3558242, 6427792, 6871088, 7116484, 12453847, 14232968, 24907694, 28465936, 49815388, 99630776, 199261552]

約数ペア:

[(1, 199261552), (2, 99630776), (4, 49815388), (7, 28465936), (8, 24907694), (14, 14232968), (16, 12453847), (28, 7116484), (29, 6871088), (31, 6427792), (56, 3558242), (58, 3435544), (62, 3213896), (112, 1779121), (116, 1717772), (124, 1606948), (203, 981584), (217, 918256), (232, 858886), (248, 803474), (406, 490792), (434, 459128), (464, 429443), (496, 401737), (812, 245396), (868, 229564), (899, 221648), (1624, 122698), (1736, 114782), (1798, 110824), (1979, 100688), (3248, 61349), (3472, 57391), (3596, 55412), (3958, 50344), (6293, 31664), (7192, 27706), (7916, 25172), (12586, 15832), (13853, 14384)]