80378926

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1\times {\mathrm{1607}}^1$

素因数の和:1979

約数の個数: 16

約数和(自身を含む): 122433120

約数和(自身を除く): 42054194

約数列:

[1, 2, 89, 178, 281, 562, 1607, 3214, 25009, 50018, 143023, 286046, 451567, 903134, 40189463, 80378926]

約数ペア:

[(1, 80378926), (2, 40189463), (89, 903134), (178, 451567), (281, 286046), (562, 143023), (1607, 50018), (3214, 25009)]