67690844

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{523}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 135569280

約数和(自身を除く): 67878436

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 131, 247, 262, 494, 523, 524, 988, 1046, 1703, 2092, 2489, 3406, 4978, 6799, 6812, 9937, 9956, 13598, 19874, 27196, 32357, 39748, 64714, 68513, 129181, 129428, 137026, 258362, 274052, 516724, 890669, 1301747, 1781338, 2603494, 3562676, 5206988, 16922711, 33845422, 67690844]

約数ペア:

[(1, 67690844), (2, 33845422), (4, 16922711), (13, 5206988), (19, 3562676), (26, 2603494), (38, 1781338), (52, 1301747), (76, 890669), (131, 516724), (247, 274052), (262, 258362), (494, 137026), (523, 129428), (524, 129181), (988, 68513), (1046, 64714), (1703, 39748), (2092, 32357), (2489, 27196), (3406, 19874), (4978, 13598), (6799, 9956), (6812, 9937)]