81900564495

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{2339}}^1\times {\mathrm{34841}}^1$

素因数の和:37255

約数の個数: 32

約数和(自身を含む): 133057416960

約数和(自身を除く): 51156852465

約数列:

[1, 3, 5, 15, 67, 201, 335, 1005, 2339, 7017, 11695, 34841, 35085, 104523, 156713, 174205, 470139, 522615, 783565, 2334347, 2350695, 7003041, 11671735, 35015205, 81493099, 244479297, 407465495, 1222396485, 5460037633, 16380112899, 27300188165, 81900564495]

約数ペア:

[(1, 81900564495), (3, 27300188165), (5, 16380112899), (15, 5460037633), (67, 1222396485), (201, 407465495), (335, 244479297), (1005, 81493099), (2339, 35015205), (7017, 11671735), (11695, 7003041), (34841, 2350695), (35085, 2334347), (104523, 783565), (156713, 522615), (174205, 470139)]