205657352

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1$

素因数の和:414

約数の個数: 64

約数和(自身を含む): 416223360

約数和(自身を除く): 210566008

約数列:

[1, 2, 4, 8, 23, 46, 61, 73, 92, 122, 146, 184, 244, 251, 292, 488, 502, 584, 1004, 1403, 1679, 2008, 2806, 3358, 4453, 5612, 5773, 6716, 8906, 11224, 11546, 13432, 15311, 17812, 18323, 23092, 30622, 35624, 36646, 46184, 61244, 73292, 102419, 122488, 146584, 204838, 352153, 409676, 421429, 704306, 819352, 842858, 1117703, 1408612, 1685716, 2235406, 2817224, 3371432, 4470812, 8941624, 25707169, 51414338, 102828676, 205657352]

約数ペア:

[(1, 205657352), (2, 102828676), (4, 51414338), (8, 25707169), (23, 8941624), (46, 4470812), (61, 3371432), (73, 2817224), (92, 2235406), (122, 1685716), (146, 1408612), (184, 1117703), (244, 842858), (251, 819352), (292, 704306), (488, 421429), (502, 409676), (584, 352153), (1004, 204838), (1403, 146584), (1679, 122488), (2008, 102419), (2806, 73292), (3358, 61244), (4453, 46184), (5612, 36646), (5773, 35624), (6716, 30622), (8906, 23092), (11224, 18323), (11546, 17812), (13432, 15311)]