67054780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257903}}^1$

素因数の和:257925

約数の個数: 24

約数和(自身を含む): 151647552

約数和(自身を除く): 84592772

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 257903, 515806, 1031612, 1289515, 2579030, 3352739, 5158060, 6705478, 13410956, 16763695, 33527390, 67054780]

約数ペア:

[(1, 67054780), (2, 33527390), (4, 16763695), (5, 13410956), (10, 6705478), (13, 5158060), (20, 3352739), (26, 2579030), (52, 1289515), (65, 1031612), (130, 515806), (260, 257903)]