268652605

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{277}}^1\times {\mathrm{347}}^1$

素因数の和:685

約数の個数: 32

約数和(自身を含む): 357565824

約数和(自身を除く): 88913219

約数列:

[1, 5, 13, 43, 65, 215, 277, 347, 559, 1385, 1735, 2795, 3601, 4511, 11911, 14921, 18005, 22555, 59555, 74605, 96119, 154843, 193973, 480595, 774215, 969865, 1249547, 4133117, 6247735, 20665585, 53730521, 268652605]

約数ペア:

[(1, 268652605), (5, 53730521), (13, 20665585), (43, 6247735), (65, 4133117), (215, 1249547), (277, 969865), (347, 774215), (559, 480595), (1385, 193973), (1735, 154843), (2795, 96119), (3601, 74605), (4511, 59555), (11911, 22555), (14921, 18005)]