668366584

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{12979}}^1$

素因数の和:13183

約数の個数: 32

約数和(自身を含む): 1292029200

約数和(自身を除く): 623662616

約数列:

[1, 2, 4, 8, 41, 82, 157, 164, 314, 328, 628, 1256, 6437, 12874, 12979, 25748, 25958, 51496, 51916, 103832, 532139, 1064278, 2037703, 2128556, 4075406, 4257112, 8150812, 16301624, 83545823, 167091646, 334183292, 668366584]

約数ペア:

[(1, 668366584), (2, 334183292), (4, 167091646), (8, 83545823), (41, 16301624), (82, 8150812), (157, 4257112), (164, 4075406), (314, 2128556), (328, 2037703), (628, 1064278), (1256, 532139), (6437, 103832), (12874, 51916), (12979, 51496), (25748, 25958)]