85404175

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{8737}}^1$

素因数の和:8787

約数の個数: 24

約数和(自身を含む): 117019296

約数和(自身を除く): 31615121

約数列:

[1, 5, 17, 23, 25, 85, 115, 391, 425, 575, 1955, 8737, 9775, 43685, 148529, 200951, 218425, 742645, 1004755, 3416167, 3713225, 5023775, 17080835, 85404175]

約数ペア:

[(1, 85404175), (5, 17080835), (17, 5023775), (23, 3713225), (25, 3416167), (85, 1004755), (115, 742645), (391, 218425), (425, 200951), (575, 148529), (1955, 43685), (8737, 9775)]