25981304

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{191039}}^1$

素因数の和:191062

約数の個数: 16

約数和(自身を含む): 51580800

約数和(自身を除く): 25599496

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 191039, 382078, 764156, 1528312, 3247663, 6495326, 12990652, 25981304]

約数ペア:

[(1, 25981304), (2, 12990652), (4, 6495326), (8, 3247663), (17, 1528312), (34, 764156), (68, 382078), (136, 191039)]