66413533.000000000

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{22013}}^1$

素因数の和:22099

約数の個数: 40

約数和(自身を含む): 393081984

約数和(自身を除く): 218034608

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 3976, 7952, 22013, 44026, 88052, 154091, 176104, 308182, 352208, 616364, 1232728, 1562923, 2465456, 3125846, 6251692, 10940461, 12503384, 21880922, 25006768, 43761844, 87523688, 175047376]

約数ペア:

[(1, 175047376), (2, 87523688), (4, 43761844), (7, 25006768), (8, 21880922), (14, 12503384), (16, 10940461), (28, 6251692), (56, 3125846), (71, 2465456), (112, 1562923), (142, 1232728), (284, 616364), (497, 352208), (568, 308182), (994, 176104), (1136, 154091), (1988, 88052), (3976, 44026), (7952, 22013)]