258840385

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{49921}}^1$

素因数の和:50004

約数の個数: 16

約数和(自身を含む): 334277712

約数和(自身を除く): 75437327

約数列:

[1, 5, 17, 61, 85, 305, 1037, 5185, 49921, 249605, 848657, 3045181, 4243285, 15225905, 51768077, 258840385]

約数ペア:

[(1, 258840385), (5, 51768077), (17, 15225905), (61, 4243285), (85, 3045181), (305, 848657), (1037, 249605), (5185, 49921)]