68757988

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{2749}}^1$

素因数の和:2816

約数の個数: 36

約数和(自身を含む): 133864500

約数和(自身を除く): 65106512

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 148, 169, 338, 481, 676, 962, 1924, 2749, 5498, 6253, 10996, 12506, 25012, 35737, 71474, 101713, 142948, 203426, 406852, 464581, 929162, 1322269, 1858324, 2644538, 5289076, 17189497, 34378994, 68757988]

約数ペア:

[(1, 68757988), (2, 34378994), (4, 17189497), (13, 5289076), (26, 2644538), (37, 1858324), (52, 1322269), (74, 929162), (148, 464581), (169, 406852), (338, 203426), (481, 142948), (676, 101713), (962, 71474), (1924, 35737), (2749, 25012), (5498, 12506), (6253, 10996)]