65127128

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{3719}}^1$

素因数の和:3935

約数の個数: 32

約数和(自身を含む): 133920000

約数和(自身を除く): 68792872

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 199, 398, 796, 1592, 2189, 3719, 4378, 7438, 8756, 14876, 17512, 29752, 40909, 81818, 163636, 327272, 740081, 1480162, 2960324, 5920648, 8140891, 16281782, 32563564, 65127128]

約数ペア:

[(1, 65127128), (2, 32563564), (4, 16281782), (8, 8140891), (11, 5920648), (22, 2960324), (44, 1480162), (88, 740081), (199, 327272), (398, 163636), (796, 81818), (1592, 40909), (2189, 29752), (3719, 17512), (4378, 14876), (7438, 8756)]