164555984

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{3217}}^1$

素因数の和:3387

約数の個数: 40

約数和(自身を含む): 335186880

約数和(自身を除く): 170630896

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 139, 184, 278, 368, 556, 1112, 2224, 3197, 3217, 6394, 6434, 12788, 12868, 25576, 25736, 51152, 51472, 73991, 147982, 295964, 447163, 591928, 894326, 1183856, 1788652, 3577304, 7154608, 10284749, 20569498, 41138996, 82277992, 164555984]

約数ペア:

[(1, 164555984), (2, 82277992), (4, 41138996), (8, 20569498), (16, 10284749), (23, 7154608), (46, 3577304), (92, 1788652), (139, 1183856), (184, 894326), (278, 591928), (368, 447163), (556, 295964), (1112, 147982), (2224, 73991), (3197, 51472), (3217, 51152), (6394, 25736), (6434, 25576), (12788, 12868)]