201870155

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{523}}^1$

素因数の和:803

約数の個数: 32

約数和(自身を含む): 271641600

約数和(自身を除く): 69771445

約数列:

[1, 5, 17, 19, 85, 95, 239, 323, 523, 1195, 1615, 2615, 4063, 4541, 8891, 9937, 20315, 22705, 44455, 49685, 77197, 124997, 168929, 385985, 624985, 844645, 2124949, 2374943, 10624745, 11874715, 40374031, 201870155]

約数ペア:

[(1, 201870155), (5, 40374031), (17, 11874715), (19, 10624745), (85, 2374943), (95, 2124949), (239, 844645), (323, 624985), (523, 385985), (1195, 168929), (1615, 124997), (2615, 77197), (4063, 49685), (4541, 44455), (8891, 22705), (9937, 20315)]