165354680

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{21419}}^1$

素因数の和:21623

約数の個数: 32

約数和(自身を含む): 373993200

約数和(自身を除く): 208638520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 7720, 21419, 42838, 85676, 107095, 171352, 214190, 428380, 856760, 4133867, 8267734, 16535468, 20669335, 33070936, 41338670, 82677340, 165354680]

約数ペア:

[(1, 165354680), (2, 82677340), (4, 41338670), (5, 33070936), (8, 20669335), (10, 16535468), (20, 8267734), (40, 4133867), (193, 856760), (386, 428380), (772, 214190), (965, 171352), (1544, 107095), (1930, 85676), (3860, 42838), (7720, 21419)]