77972368

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{61687}}^1$

素因数の和:61774

約数の個数: 20

約数和(自身を含む): 152986240

約数和(自身を除く): 75013872

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 61687, 123374, 246748, 493496, 986992, 4873273, 9746546, 19493092, 38986184, 77972368]

約数ペア:

[(1, 77972368), (2, 38986184), (4, 19493092), (8, 9746546), (16, 4873273), (79, 986992), (158, 493496), (316, 246748), (632, 123374), (1264, 61687)]