165892240

素因数分解:

$2^4\times 5^1\times {\mathrm{541}}^1\times {\mathrm{3833}}^1$

素因数の和:4387

約数の個数: 40

約数和(自身を含む): 386513208

約数和(自身を除く): 220620968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 541, 1082, 2164, 2705, 3833, 4328, 5410, 7666, 8656, 10820, 15332, 19165, 21640, 30664, 38330, 43280, 61328, 76660, 153320, 306640, 2073653, 4147306, 8294612, 10368265, 16589224, 20736530, 33178448, 41473060, 82946120, 165892240]

約数ペア:

[(1, 165892240), (2, 82946120), (4, 41473060), (5, 33178448), (8, 20736530), (10, 16589224), (16, 10368265), (20, 8294612), (40, 4147306), (80, 2073653), (541, 306640), (1082, 153320), (2164, 76660), (2705, 61328), (3833, 43280), (4328, 38330), (5410, 30664), (7666, 21640), (8656, 19165), (10820, 15332)]