68369470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{9923}}^1$

素因数の和:9996

約数の個数: 32

約数和(自身を含む): 135045792

約数和(自身を除く): 66676322

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 3445, 6890, 9923, 19846, 49615, 99230, 128999, 257998, 525919, 644995, 1051838, 1289990, 2629595, 5259190, 6836947, 13673894, 34184735, 68369470]

約数ペア:

[(1, 68369470), (2, 34184735), (5, 13673894), (10, 6836947), (13, 5259190), (26, 2629595), (53, 1289990), (65, 1051838), (106, 644995), (130, 525919), (265, 257998), (530, 128999), (689, 99230), (1378, 49615), (3445, 19846), (6890, 9923)]