78428162

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{709}}^1$

素因数の和:842

約数の個数: 32

約数和(自身を含む): 128822400

約数和(自身を除く): 50394238

約数列:

[1, 2, 19, 38, 41, 71, 82, 142, 709, 779, 1349, 1418, 1558, 2698, 2911, 5822, 13471, 26942, 29069, 50339, 55309, 58138, 100678, 110618, 552311, 956441, 1104622, 1912882, 2063899, 4127798, 39214081, 78428162]

約数ペア:

[(1, 78428162), (2, 39214081), (19, 4127798), (38, 2063899), (41, 1912882), (71, 1104622), (82, 956441), (142, 552311), (709, 110618), (779, 100678), (1349, 58138), (1418, 55309), (1558, 50339), (2698, 29069), (2911, 26942), (5822, 13471)]