78416468

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{769}}^1$

素因数の和:876

約数の個数: 48

約数和(自身を含む): 154843920

約数和(自身を除く): 76427452

約数列:

[1, 2, 4, 13, 26, 37, 52, 53, 74, 106, 148, 212, 481, 689, 769, 962, 1378, 1538, 1924, 1961, 2756, 3076, 3922, 7844, 9997, 19994, 25493, 28453, 39988, 40757, 50986, 56906, 81514, 101972, 113812, 163028, 369889, 529841, 739778, 1059682, 1479556, 1508009, 2119364, 3016018, 6032036, 19604117, 39208234, 78416468]

約数ペア:

[(1, 78416468), (2, 39208234), (4, 19604117), (13, 6032036), (26, 3016018), (37, 2119364), (52, 1508009), (53, 1479556), (74, 1059682), (106, 739778), (148, 529841), (212, 369889), (481, 163028), (689, 113812), (769, 101972), (962, 81514), (1378, 56906), (1538, 50986), (1924, 40757), (1961, 39988), (2756, 28453), (3076, 25493), (3922, 19994), (7844, 9997)]