80392874

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{4073}}^1$

素因数の和:4285

約数の個数: 16

約数和(自身を含む): 123197760

約数和(自身を除く): 42804886

約数列:

[1, 2, 71, 139, 142, 278, 4073, 8146, 9869, 19738, 289183, 566147, 578366, 1132294, 40196437, 80392874]

約数ペア:

[(1, 80392874), (2, 40196437), (71, 1132294), (139, 578366), (142, 566147), (278, 289183), (4073, 19738), (8146, 9869)]