80895376

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{191}}^1\times {\mathrm{257}}^1$

素因数の和:559

約数の個数: 40

約数和(自身を含む): 159704064

約数和(自身を除く): 78808688

約数列:

[1, 2, 4, 8, 16, 103, 191, 206, 257, 382, 412, 514, 764, 824, 1028, 1528, 1648, 2056, 3056, 4112, 19673, 26471, 39346, 49087, 52942, 78692, 98174, 105884, 157384, 196348, 211768, 314768, 392696, 423536, 785392, 5055961, 10111922, 20223844, 40447688, 80895376]

約数ペア:

[(1, 80895376), (2, 40447688), (4, 20223844), (8, 10111922), (16, 5055961), (103, 785392), (191, 423536), (206, 392696), (257, 314768), (382, 211768), (412, 196348), (514, 157384), (764, 105884), (824, 98174), (1028, 78692), (1528, 52942), (1648, 49087), (2056, 39346), (3056, 26471), (4112, 19673)]