85903880

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{20071}}^1$

素因数の和:20189

約数の個数: 32

約数和(自身を含む): 195099840

約数和(自身を除く): 109195960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 20071, 40142, 80284, 100355, 160568, 200710, 401420, 802840, 2147597, 4295194, 8590388, 10737985, 17180776, 21475970, 42951940, 85903880]

約数ペア:

[(1, 85903880), (2, 42951940), (4, 21475970), (5, 17180776), (8, 10737985), (10, 8590388), (20, 4295194), (40, 2147597), (107, 802840), (214, 401420), (428, 200710), (535, 160568), (856, 100355), (1070, 80284), (2140, 40142), (4280, 20071)]