90589175

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{4957}}^1$

素因数の和:5027

約数の個数: 24

約数和(自身を含む): 121728816

約数和(自身を除く): 31139641

約数列:

[1, 5, 17, 25, 43, 85, 215, 425, 731, 1075, 3655, 4957, 18275, 24785, 84269, 123925, 213151, 421345, 1065755, 2106725, 3623567, 5328775, 18117835, 90589175]

約数ペア:

[(1, 90589175), (5, 18117835), (17, 5328775), (25, 3623567), (43, 2106725), (85, 1065755), (215, 421345), (425, 213151), (731, 123925), (1075, 84269), (3655, 24785), (4957, 18275)]