87516728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{523}}^1\times {\mathrm{1609}}^1$

素因数の和:2151

約数の個数: 32

約数和(自身を含む): 177164400

約数和(自身を除く): 89647672

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 523, 1046, 1609, 2092, 3218, 4184, 6436, 6799, 12872, 13598, 20917, 27196, 41834, 54392, 83668, 167336, 841507, 1683014, 3366028, 6732056, 10939591, 21879182, 43758364, 87516728]

約数ペア:

[(1, 87516728), (2, 43758364), (4, 21879182), (8, 10939591), (13, 6732056), (26, 3366028), (52, 1683014), (104, 841507), (523, 167336), (1046, 83668), (1609, 54392), (2092, 41834), (3218, 27196), (4184, 20917), (6436, 13598), (6799, 12872)]