78889004

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{337}}^1\times {\mathrm{1361}}^1$

素因数の和:1745

約数の個数: 24

約数和(自身を含む): 141789648

約数和(自身を除く): 62900644

約数列:

[1, 2, 4, 43, 86, 172, 337, 674, 1348, 1361, 2722, 5444, 14491, 28982, 57964, 58523, 117046, 234092, 458657, 917314, 1834628, 19722251, 39444502, 78889004]

約数ペア:

[(1, 78889004), (2, 39444502), (4, 19722251), (43, 1834628), (86, 917314), (172, 458657), (337, 234092), (674, 117046), (1348, 58523), (1361, 57964), (2722, 28982), (5444, 14491)]