42487856

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{85661}}^1$

素因数の和:85700

約数の個数: 20

約数和(自身を含む): 84976704

約数和(自身を除く): 42488848

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 85661, 171322, 342644, 685288, 1370576, 2655491, 5310982, 10621964, 21243928, 42487856]

約数ペア:

[(1, 42487856), (2, 21243928), (4, 10621964), (8, 5310982), (16, 2655491), (31, 1370576), (62, 685288), (124, 342644), (248, 171322), (496, 85661)]