64820836

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{4441}}^1$

素因数の和:4575

約数の個数: 24

約数和(自身を含む): 117535320

約数和(自身を除く): 52714484

約数列:

[1, 2, 4, 41, 82, 89, 164, 178, 356, 3649, 4441, 7298, 8882, 14596, 17764, 182081, 364162, 395249, 728324, 790498, 1580996, 16205209, 32410418, 64820836]

約数ペア:

[(1, 64820836), (2, 32410418), (4, 16205209), (41, 1580996), (82, 790498), (89, 728324), (164, 395249), (178, 364162), (356, 182081), (3649, 17764), (4441, 14596), (7298, 8882)]