68384620

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{607}}^1$

素因数の和:790

約数の個数: 48

約数和(自身を含む): 148313088

約数和(自身を除く): 79928468

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 131, 172, 215, 262, 430, 524, 607, 655, 860, 1214, 1310, 2428, 2620, 3035, 5633, 6070, 11266, 12140, 22532, 26101, 28165, 52202, 56330, 79517, 104404, 112660, 130505, 159034, 261010, 318068, 397585, 522020, 795170, 1590340, 3419231, 6838462, 13676924, 17096155, 34192310, 68384620]

約数ペア:

[(1, 68384620), (2, 34192310), (4, 17096155), (5, 13676924), (10, 6838462), (20, 3419231), (43, 1590340), (86, 795170), (131, 522020), (172, 397585), (215, 318068), (262, 261010), (430, 159034), (524, 130505), (607, 112660), (655, 104404), (860, 79517), (1214, 56330), (1310, 52202), (2428, 28165), (2620, 26101), (3035, 22532), (5633, 12140), (6070, 11266)]