77721872

素因数分解:

$2^4\times {\mathrm{193}}^1\times {\mathrm{25169}}^1$

素因数の和:25370

約数の個数: 20

約数和(自身を含む): 151372380

約数和(自身を除く): 73650508

約数列:

[1, 2, 4, 8, 16, 193, 386, 772, 1544, 3088, 25169, 50338, 100676, 201352, 402704, 4857617, 9715234, 19430468, 38860936, 77721872]

約数ペア:

[(1, 77721872), (2, 38860936), (4, 19430468), (8, 9715234), (16, 4857617), (193, 402704), (386, 201352), (772, 100676), (1544, 50338), (3088, 25169)]