66400976

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{101221}}^1$

素因数の和:101270

約数の個数: 20

約数和(自身を含む): 131791044

約数和(自身を除く): 65390068

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 101221, 202442, 404884, 809768, 1619536, 4150061, 8300122, 16600244, 33200488, 66400976]

約数ペア:

[(1, 66400976), (2, 33200488), (4, 16600244), (8, 8300122), (16, 4150061), (41, 1619536), (82, 809768), (164, 404884), (328, 202442), (656, 101221)]