66855664

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{1307}}^1$

素因数の和:1477

約数の個数: 40

約数和(自身を含む): 136241280

約数和(自身を除く): 69385616

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 139, 184, 278, 368, 556, 1112, 1307, 2224, 2614, 3197, 5228, 6394, 10456, 12788, 20912, 25576, 30061, 51152, 60122, 120244, 181673, 240488, 363346, 480976, 726692, 1453384, 2906768, 4178479, 8356958, 16713916, 33427832, 66855664]

約数ペア:

[(1, 66855664), (2, 33427832), (4, 16713916), (8, 8356958), (16, 4178479), (23, 2906768), (46, 1453384), (92, 726692), (139, 480976), (184, 363346), (278, 240488), (368, 181673), (556, 120244), (1112, 60122), (1307, 51152), (2224, 30061), (2614, 25576), (3197, 20912), (5228, 12788), (6394, 10456)]