688216168

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1\times {\mathrm{827}}^1$

素因数の和:1090

約数の個数: 64

約数和(自身を含む): 1421841600

約数和(自身を除く): 733625432

約数列:

[1, 2, 4, 8, 17, 29, 34, 58, 68, 116, 136, 211, 232, 422, 493, 827, 844, 986, 1654, 1688, 1972, 3308, 3587, 3944, 6119, 6616, 7174, 12238, 14059, 14348, 23983, 24476, 28118, 28696, 47966, 48952, 56236, 95932, 104023, 112472, 174497, 191864, 208046, 348994, 407711, 416092, 697988, 815422, 832184, 1395976, 1630844, 2966449, 3261688, 5060413, 5932898, 10120826, 11865796, 20241652, 23731592, 40483304, 86027021, 172054042, 344108084, 688216168]

約数ペア:

[(1, 688216168), (2, 344108084), (4, 172054042), (8, 86027021), (17, 40483304), (29, 23731592), (34, 20241652), (58, 11865796), (68, 10120826), (116, 5932898), (136, 5060413), (211, 3261688), (232, 2966449), (422, 1630844), (493, 1395976), (827, 832184), (844, 815422), (986, 697988), (1654, 416092), (1688, 407711), (1972, 348994), (3308, 208046), (3587, 191864), (3944, 174497), (6119, 112472), (6616, 104023), (7174, 95932), (12238, 56236), (14059, 48952), (14348, 47966), (23983, 28696), (24476, 28118)]