85017855

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{2777}}^1$

素因数の和:2955

約数の個数: 32

約数和(自身を含む): 147478464

約数和(自身を除く): 62460609

約数列:

[1, 3, 5, 13, 15, 39, 65, 157, 195, 471, 785, 2041, 2355, 2777, 6123, 8331, 10205, 13885, 30615, 36101, 41655, 108303, 180505, 435989, 541515, 1307967, 2179945, 5667857, 6539835, 17003571, 28339285, 85017855]

約数ペア:

[(1, 85017855), (3, 28339285), (5, 17003571), (13, 6539835), (15, 5667857), (39, 2179945), (65, 1307967), (157, 541515), (195, 435989), (471, 180505), (785, 108303), (2041, 41655), (2355, 36101), (2777, 30615), (6123, 13885), (8331, 10205)]