72389612

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^2$

素因数の和:278

約数の個数: 36

約数和(自身を含む): 133546896

約数和(自身を除く): 61157284

約数列:

[1, 2, 4, 37, 71, 74, 83, 142, 148, 166, 284, 332, 2627, 3071, 5254, 5893, 6142, 6889, 10508, 11786, 12284, 13778, 23572, 27556, 218041, 254893, 436082, 489119, 509786, 872164, 978238, 1019572, 1956476, 18097403, 36194806, 72389612]

約数ペア:

[(1, 72389612), (2, 36194806), (4, 18097403), (37, 1956476), (71, 1019572), (74, 978238), (83, 872164), (142, 509786), (148, 489119), (166, 436082), (284, 254893), (332, 218041), (2627, 27556), (3071, 23572), (5254, 13778), (5893, 12284), (6142, 11786), (6889, 10508)]