80164964

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{383}}^1$

素因数の和:536

約数の個数: 48

約数和(自身を含む): 157925376

約数和(自身を除く): 77760412

約数列:

[1, 2, 4, 11, 22, 44, 67, 71, 134, 142, 268, 284, 383, 737, 766, 781, 1474, 1532, 1562, 2948, 3124, 4213, 4757, 8426, 9514, 16852, 19028, 25661, 27193, 51322, 52327, 54386, 102644, 104654, 108772, 209308, 282271, 299123, 564542, 598246, 1129084, 1196492, 1821931, 3643862, 7287724, 20041241, 40082482, 80164964]

約数ペア:

[(1, 80164964), (2, 40082482), (4, 20041241), (11, 7287724), (22, 3643862), (44, 1821931), (67, 1196492), (71, 1129084), (134, 598246), (142, 564542), (268, 299123), (284, 282271), (383, 209308), (737, 108772), (766, 104654), (781, 102644), (1474, 54386), (1532, 52327), (1562, 51322), (2948, 27193), (3124, 25661), (4213, 19028), (4757, 16852), (8426, 9514)]