156921421820

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1361}}^1\times {\mathrm{69457}}^1$

素因数の和:70910

約数の個数: 48

約数和(自身を含む): 333755136288

約数和(自身を除く): 176833714468

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1361, 1660, 2722, 5444, 6805, 13610, 27220, 69457, 112963, 138914, 225926, 277828, 347285, 451852, 564815, 694570, 1129630, 1389140, 2259260, 5764931, 11529862, 23059724, 28824655, 57649310, 94530977, 115298620, 189061954, 378123908, 472654885, 945309770, 1890619540, 7846071091, 15692142182, 31384284364, 39230355455, 78460710910, 156921421820]

約数ペア:

[(1, 156921421820), (2, 78460710910), (4, 39230355455), (5, 31384284364), (10, 15692142182), (20, 7846071091), (83, 1890619540), (166, 945309770), (332, 472654885), (415, 378123908), (830, 189061954), (1361, 115298620), (1660, 94530977), (2722, 57649310), (5444, 28824655), (6805, 23059724), (13610, 11529862), (27220, 5764931), (69457, 2259260), (112963, 1389140), (138914, 1129630), (225926, 694570), (277828, 564815), (347285, 451852)]