85043560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{303727}}^1$

素因数の和:303745

約数の個数: 32

約数和(自身を含む): 218684160

約数和(自身を除く): 133640600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 303727, 607454, 1214908, 1518635, 2126089, 2429816, 3037270, 4252178, 6074540, 8504356, 10630445, 12149080, 17008712, 21260890, 42521780, 85043560]

約数ペア:

[(1, 85043560), (2, 42521780), (4, 21260890), (5, 17008712), (7, 12149080), (8, 10630445), (10, 8504356), (14, 6074540), (20, 4252178), (28, 3037270), (35, 2429816), (40, 2126089), (56, 1518635), (70, 1214908), (140, 607454), (280, 303727)]